70:
486:
726:
762:
323:
43:
77:
408:
676:
During the militarization of northern Chiba
Prefecture that began in the early 20th century, the eastern area of the plateau was declared a military zone. The Shimōsa Plateau was a center of the manufacture of war goods, notably of munitions and military aircraft, and saw the construction of numerous
733:
Immediately after World War II, the transportation system of northern Chiba
Prefecture was significantly improved. The rail network connecting northern Chiba Prefecture to Tokyo was expanded, allowing the construction of large-scale housing facilities, and northern Chiba Prefecture became a bedroom
774:
The Shimōsa
Plateau remains an important economic center of Japan. Compared to the post-war period, the distribution of economic activity on the plateau has changed. Primary industry accounts for only 5% of economic activity, secondary accounted for 27%, and tertiary 68%. Tertiary industry on the
713:
accounted for 12%, and tertiary 25%. Post-war industrial planning resulted in large-scale development of coastal areas on the eastern Shimōsa
Plateau along Tokyo Bay. Fishing and agricultural areas along the bay were replaced by landfill. The scenery of the eastern plateau went from largely
367:
was created by the natural damming of a small valley in the Shimōsa
Plateau, and originally covered 21.3 square kilometres (8.2 sq mi). After land reclamation projects, similar to those carried out on Teganuma, it now covers 13.1 square kilometres (5.1 sq mi).
783:
network connecting the Keiyō Industrial Zone and Narita
International Airport with other areas of Japan. While agriculture accounts for a small part of the overall economy on the Shimōsa Plateau, the northern and eastern area of the plateau is a large producer of
505:
of 1868. An extensive rail network was established and replaced the slower canal routes to the capital. Some of undeveloped areas in this plateau, including former ranches of shogunate, turned into military facility of
714:
agricultural to a vast area of factory smokestacks and high-rise housing. The development of sprawling port facilities, originally centered on the city of Chiba, culminated in the establishment of
741:
In contrast to the large-scale economic development of the western and central Shimōsa
Plateau, other parts of Chiba Prefecture saw relatively little economic development and ultimately long-term
196:. The plateau was historically richly agricultural, but in the 20th century the western and central Shimōsa Plateau became one of the major industrial areas of Japan, as well as a large-scale
69:
477:
ranches to supply horses to the shogunate. The inland water routes from Chōshi were developed to supply rice, marine products, and vegetables directly to the capital at Edo.
363:
projects. Teganuma historically covered 10 square kilometres (3.9 sq mi), but after land reclamation now covers 3.7 square kilometres (1.4 sq mi).
1468:
98:
485:
42:
1473:
359:
originally occupied a large area to the north of the plateau, but has narrowed in modern times due to being sealed off from the Tone River and
946:[Spit-bay depositional system recognized in the Yabu Formation, Shimosa Group in the Kisarazu Plateau, Chiba Prefecture, Japan]
433:, after which it was named, and was a productive agricultural area prior to the industrialization of Japan. The area served to produce
1016:
383:
prefectures. The park was established on March 3, 1953, and protects natural areas and cultural heritage of, among other areas, the
376:
682:
453:. Additionally, the network of rivers and canals provided for the inland transport of marine products from the Pacific Ocean to
710:
490:
391:
706:
284:
periods, and is roughly divided into the Jizodo, Yabu, and Narita formations. The geological group consists primarily of
735:
338:
201:
738:
between 1972 and 1978 resulted in further economic development and population increase on the central Shimōsa
Plateau.
725:
909:[Depositional cycles and tephrochronology of Pleistocene Shimosa Group in central Kanto Plain, central Japan]
761:
1463:
1385:]. 県史シリーズ (in Japanese). Vol. 12. Kawamura, Masaru (1 ed.). Tokyo: Yamakawa Shuppansha. p. 85.
1321:[Overview of Shimifusa Air Base] (in Japanese). Kashiwa, Chiba Prefecture: JMSDF Shimohusa Air Base. 2011
1316:
418:
The Shimōsa
Plateau has supported a population since ancient times, as evidenced by the large concentration of
715:
1011:. World and regional geology series. Vol. 9. Cambridge, U.K.: Cambridge University Press. p. 244.
349:(21.5 kilometres (13.4 mi)) similarly flows eastward and empties into the Pacific Ocean in the city of
507:
1421:
1340:
1279:
1239:
1199:
1162:
1125:
1088:
1048:
863:
817:
221:
788:
for the Tokyo
Metropolitan Region. The flat, eastern part of the Shimōsa Plateau continues to support
750:
510:(Narashinohara), imperial farm (Sanrizuka, Narita), or agricultural colonies, the aid for unemployed
273:
746:
394:
was established to protect Lakes Teganuma and Inbanuma, and is located at the north of the plateau.
430:
364:
356:
941:
904:
474:
470:
742:
694:
678:
466:
380:
693:. Most of the military facilities and industrial areas on the Shimōsa Plateau were destroyed by
346:
1429:
1394:
1386:
1348:
1287:
1247:
1207:
1170:
1133:
1096:
1056:
1030:
1022:
1012:
989:
981:
871:
825:
502:
322:
233:
197:
337:(38.8 kilometres (24.1 mi)) flows eastward from the central area of the plateau east of
220:. While the Shimōsa Plateau has no set boundaries, it ranges roughly south to north from the
776:
608:
538:
360:
285:
237:
213:
193:
137:
56:
52:
779:
serving the densely populated areas of northern Chiba Prefecture, as well as the extensive
1343:[Chiba Prefecture--General Overview--Modern history--Fortification of Tokyo Bay].
690:
595:
525:
494:
269:
419:
333:
The Shimōsa Plateau is crossed by several short, shallow rivers and two small lakes. The
133:
686:
573:
560:
387:
334:
181:
147:
1457:
719:
665:
643:
621:
412:
342:
241:
705:
In the period immediately following World War II the plateau remained agricultural.
426:
350:
327:
304:
722:
facilities were developed across the central Shimōsa Plateau in the same period.
669:
462:
442:
281:
48:
458:
384:
303:-sand layers. Above the Shimōsa Group are more recent rich, fertile layers of
225:
216:. It ranges between 10 metres (33 ft) and 150 metres (490 ft) above
1433:
1352:
1291:
1251:
1211:
1174:
1060:
875:
113:
100:
1398:
1137:
1100:
1034:
829:
785:
780:
438:
229:
217:
993:
308:
277:
469:, as well as the further development of horse ranches, specifically the
709:, almost entirely agriculture, accounted for 63% of economic activity,
511:
177:
33:
766:
311:
300:
185:
501:
The economic development of the Shimōsa Plateau continued after the
760:
724:
484:
450:
446:
406:
321:
189:
1390:
1026:
985:
789:
434:
407:
307:. The Shimōsa Plateau yields great deposits of fossils, notably
296:
293:
289:
980:. Kawasaki-shi: Geological Survey of Japan. 1956. p. 85.
454:
1437:
1356:
1295:
1255:
1215:
1178:
1141:
1104:
1064:
1009:
The Pleistocene boundary and the beginning of the Quaternary
879:
833:
461:
the Shimōsa Plateau saw large-scale development of new rice
429:
across the plateau. The plateau was historically located in
514:. Those colonies named after development order, such as:
379:
sits to the northeast of the Shimōsa Plateau in Chiba and
449:
on the Shimōsa Plateau flatlands were developed to raise
314:, as the plateau was originally submerged under water.
734:
community of metropolitan Tokyo. The construction of
143:
129:
21:
204:is located in the center of the Shimōsa Plateau.
1416:
1414:
1412:
1410:
1408:
952:Journal of the Sedimentological Society of Japan
1347:(in Japanese). Tokyo: Netto Adobansusha. 2011.
1206:(in Japanese). Tokyo: Netto Adobansusha. 2011.
958:(52). Osaka, Japan: Nihon Taiseki Gakkai: 70–73
261:
167:
745:, notably on the eastern Shimōsa Plateau, the
659:
650:
637:
628:
615:
602:
589:
580:
567:
554:
545:
532:
519:
255:
161:
903:Nakazawa, Tsutomu; Nakazato, Hiroomi (2005).
8:
1274:
1272:
1234:
1232:
252:Shimōsa Plateau sits above the Shimōsa Group
212:The Shimōsa Plateau covers most of northern
729:Aerial view of Narita International Airport
1083:
1081:
898:
896:
18:
921:(2). Tokyo: Nihon Chishitsu Gakkai: 87–88
491:Tank School of the Imperial Japanese Army
1428:(in Japanese). Tokyo: Shogakukan. 2012.
1286:(in Japanese). Tokyo: Shogakukan. 2012.
1246:(in Japanese). Tokyo: Shogakukan. 2012.
1169:(in Japanese). Tokyo: Shogakukan. 2012.
1055:(in Japanese). Tokyo: Shogakukan. 2012.
940:Okazaki, Hiroko; Sato, Hiroyuki (2000).
870:(in Japanese). Tokyo: Shogakukan. 2012.
1469:Tourist attractions in Chiba Prefecture
800:
128:
76:
62:
39:
978:Geology and mineral resources of Japan
392:Imba-Teganuma Prefectural Natural Park
390:directly to the north of the plateau.
192:. The plateau covers most of northern
1424:[Chiba Prefecture: Economy].
142:
7:
1007:Van Couvering, John A., ed. (1997).
906:関東平野中央部に分布する更新統下総層群の堆積サイクルとテフロクロノロジー
1202:[Ōkuraminami Shell Mound].
858:
856:
854:
852:
850:
812:
810:
808:
806:
804:
276:. The Shimōsa Group dates from the
1426:Nihon Daihyakka Zensho (Nipponika)
1377:Ogasawara, Nagakazu, ed. (1971).
1284:Nihon Daihyakka Zensho (Nipponika)
1167:Nihon Daihyakka Zensho (Nipponika)
868:Nihon Daihyakka Zensho (Nipponika)
200:of the Tokyo Metropolitan Region.
16:Plateau in Chiba Prefecture, Japan
14:
377:Suigo-Tsukuba Quasi-National Park
1254:. dlc 2009238904. Archived from
1063:. dlc 2009238904. Archived from
683:Imperial Japanese Army Air Force
75:
68:
41:
749:, and entirety of the southern
681:was constructed in 1945 by the
1:
1474:Landforms of Chiba Prefecture
1341:"千葉県：総論 ＞ 近現代の歩み ＞ 〔東京湾の要塞化〕"
775:plateau consists of both the
1282:[Shimōsa Province].
1242:[Shimōsa Province].
736:Narita International Airport
339:Narita International Airport
202:Narita International Airport
1383:History of Chiba Prefecture
1345:Nihon Rekishi Chimei Taikei
1244:Nihon Rekishi Chimei Taikei
1204:Nihon Rekishi Chimei Taikei
1132:. Tokyo: Shogakukan. 2012.
1095:. Tokyo: Shogakukan. 2012.
1053:Nihon Rekishi Chimei Taikei
943:中部更新統下総層群薮層から復元された砂階-内湾システム
866:[Shimōsa Plateau].
824:. Tokyo: Shogakukan. 2012.
489:Recruitment poster for the
262:
168:
1490:
1051:[Kuriyama River].
660:
651:
638:
629:
616:
603:
590:
581:
568:
555:
546:
533:
520:
256:
162:
94:
63:
40:
31:
1378:
1317:
942:
905:
232:west to the lowlands of
224:to the lowlands of the
771:
770:housing complex, Abiko
730:
508:Imperial Japanese Army
498:
415:
411:Rice paddies, Sawara,
330:
1130:Encyclopedia of Japan
1093:Encyclopedia of Japan
915:Chishitsugaku Zasshi
822:Encyclopedia of Japan
764:
728:
716:Keiyō Industrial Zone
697:during World War II.
677:military facilities.
488:
410:
325:
292:, and secondarily of
228:, and east from the
51:on Shimōsa Plateau,
110: /
26:下総台地 Shimōsa-daichi
772:
743:population decline
731:
679:Shimofusa Air Base
499:
467:Tokugawa shogunate
416:
331:
114:35.750°N 140.333°E
1464:Plateaus of Japan
818:"Shimōsa Plateau"
701:Post-World War II
685:on the border of
503:Meiji restoration
198:bedroom community
153:
152:
1481:
1449:
1448:
1446:
1445:
1436:. Archived from
1418:
1403:
1402:
1374:
1368:
1367:
1365:
1364:
1355:. Archived from
1337:
1331:
1330:
1328:
1326:
1313:
1307:
1306:
1304:
1303:
1294:. Archived from
1276:
1267:
1266:
1264:
1263:
1236:
1227:
1226:
1224:
1223:
1214:. Archived from
1196:
1190:
1189:
1187:
1186:
1177:. Archived from
1159:
1153:
1152:
1150:
1149:
1140:. Archived from
1122:
1116:
1115:
1113:
1112:
1103:. Archived from
1085:
1076:
1075:
1073:
1072:
1045:
1039:
1038:
1004:
998:
997:
974:
968:
967:
965:
963:
949:
937:
931:
930:
928:
926:
912:
900:
891:
890:
888:
887:
878:. Archived from
860:
845:
844:
842:
841:
832:. Archived from
814:
777:service industry
707:Primary industry
663:
662:
654:
653:
641:
640:
632:
631:
619:
618:
606:
605:
593:
592:
584:
583:
571:
570:
558:
557:
549:
548:
536:
535:
523:
522:
441:as early as the
431:Shimōsa Province
361:land reclamation
318:Rivers and lakes
288:layers of loose
270:geological group
267:
265:
259:
258:
236:. It runs from
214:Chiba Prefecture
194:Chiba Prefecture
175:
174:
171:
165:
164:
138:Chiba Prefecture
125:
124:
122:
121:
120:
115:
111:
108:
107:
106:
103:
79:
78:
72:
57:Chiba Prefecture
45:
19:
1489:
1488:
1484:
1483:
1482:
1480:
1479:
1478:
1454:
1453:
1452:
1443:
1441:
1420:
1419:
1406:
1380:
1376:
1375:
1371:
1362:
1360:
1339:
1338:
1334:
1324:
1322:
1319:
1315:
1314:
1310:
1301:
1299:
1278:
1277:
1270:
1261:
1259:
1238:
1237:
1230:
1221:
1219:
1198:
1197:
1193:
1184:
1182:
1161:
1160:
1156:
1147:
1145:
1124:
1123:
1119:
1110:
1108:
1087:
1086:
1079:
1070:
1068:
1047:
1046:
1042:
1019:
1006:
1005:
1001:
976:
975:
971:
961:
959:
954:(in Japanese).
947:
944:
939:
938:
934:
924:
922:
917:(in Japanese).
910:
907:
902:
901:
894:
885:
883:
862:
861:
848:
839:
837:
816:
815:
802:
798:
759:
703:
497:, City of Chiba
483:
405:
400:
374:
326:Lake Teganuma,
320:
253:
250:
222:Bōsō Hill Range
210:
172:
159:
157:Shimōsa Plateau
119:35.750; 140.333
118:
116:
112:
109:
104:
101:
99:
97:
96:
90:
89:
88:
87:
86:
85:
84:
83:Shimōsa Plateau
80:
59:
36:
27:
24:
23:Shimōsa Plateau
17:
12:
11:
5:
1487:
1485:
1477:
1476:
1471:
1466:
1456:
1455:
1451:
1450:
1404:
1369:
1332:
1308:
1268:
1228:
1191:
1154:
1117:
1077:
1040:
1017:
999:
969:
932:
892:
846:
799:
797:
794:
758:
755:
751:Bōsō Peninsula
747:Kujūkuri Plain
702:
699:
695:Allied bombing
674:
673:
656:
647:
634:
625:
612:
599:
586:
577:
564:
551:
542:
529:
493:, formerly in
482:
479:
404:
401:
399:
396:
373:
370:
345:. The shorter
335:Kuriyama River
319:
316:
274:Bōsō Peninsula
249:
246:
234:Kujūkuri Beach
209:
206:
169:Shimōsa-daichi
151:
150:
145:
141:
140:
131:
127:
126:
92:
91:
82:
81:
74:
73:
67:
66:
65:
64:
61:
60:
46:
38:
37:
32:
29:
28:
25:
22:
15:
13:
10:
9:
6:
4:
3:
2:
1486:
1475:
1472:
1470:
1467:
1465:
1462:
1461:
1459:
1440:on 2007-08-25
1439:
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1423:
1417:
1415:
1413:
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1409:
1405:
1400:
1396:
1392:
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1384:
1373:
1370:
1359:on 2007-08-25
1358:
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1342:
1336:
1333:
1320:
1312:
1309:
1298:on 2007-08-25
1297:
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1285:
1281:
1275:
1273:
1269:
1258:on 2007-08-25
1257:
1253:
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1235:
1233:
1229:
1218:on 2007-08-25
1217:
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1201:
1195:
1192:
1181:on 2007-08-25
1180:
1176:
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1158:
1155:
1144:on 2007-08-25
1143:
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1118:
1107:on 2007-08-25
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1098:
1094:
1090:
1084:
1082:
1078:
1067:on 2007-08-25
1066:
1062:
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1041:
1036:
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1028:
1024:
1020:
1018:9780521341158
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1000:
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979:
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908:
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893:
882:on 2007-08-25
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855:
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851:
847:
836:on 2007-08-25
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769:
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739:
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723:
721:
720:Manufacturing
717:
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562:
552:
543:
540:
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527:
517:
516:
515:
513:
509:
504:
496:
492:
487:
481:Modern period
480:
478:
476:
472:
468:
464:
460:
457:. During the
456:
452:
448:
444:
440:
436:
432:
428:
427:shell middens
424:
421:
414:
409:
403:Early history
402:
397:
395:
393:
389:
386:
382:
378:
371:
369:
366:
365:Lake Inbanuma
362:
358:
357:Lake Teganuma
354:
352:
348:
344:
343:Pacific Ocean
340:
336:
329:
324:
317:
315:
313:
310:
306:
302:
298:
295:
291:
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279:
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264:
263:Shimōsa-sōgun
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132:
123:
95:Coordinates:
93:
71:
58:
54:
50:
44:
35:
30:
20:
1442:. Retrieved
1438:the original
1425:
1382:
1372:
1361:. Retrieved
1357:the original
1344:
1335:
1323:. Retrieved
1311:
1300:. Retrieved
1296:the original
1283:
1260:. Retrieved
1256:the original
1243:
1220:. Retrieved
1216:the original
1203:
1194:
1183:. Retrieved
1179:the original
1166:
1157:
1146:. Retrieved
1142:the original
1129:
1120:
1109:. Retrieved
1105:the original
1092:
1069:. Retrieved
1065:the original
1052:
1043:
1008:
1002:
977:
972:
960:. Retrieved
955:
951:
935:
923:. Retrieved
918:
914:
884:. Retrieved
880:the original
867:
838:. Retrieved
834:the original
821:
792:production.
773:
765:
740:
732:
704:
675:
550:, Funabashi)
500:
422:
420:Jōmon period
417:
375:
355:
332:
305:volcanic ash
251:
211:
156:
154:
134:Kantō Region
633:, Tomisato)
601:Yachimata (
553:Toyoshiki (
518:Hatsutomi (
443:Nara period
286:sedimentary
282:Pleistocene
184:in central
182:Kantō Plain
148:Kantō Plain
117: /
1458:Categories
1444:2012-07-27
1422:"千葉（県）:産業"
1363:2011-11-09
1302:2012-07-15
1262:2012-07-27
1222:2011-11-09
1185:2012-07-27
1163:"水郷筑波国定公園"
1148:2012-07-21
1126:"Inbanuma"
1111:2012-07-21
1089:"Teganuma"
1071:2012-07-27
886:2012-07-27
840:2012-07-21
796:References
786:vegetables
655:, Kashiwa)
649:Toyofuta (
636:Toyoichi (
585:, Matsudo)
459:Edo period
439:vegetables
385:Tone River
347:Kido River
272:under the
226:Tone River
1434:153301537
1353:663416079
1292:153301537
1252:173191044
1212:663416079
1175:153301537
1061:173191044
876:153301537
781:logistics
711:secondary
614:Kumiage (
609:Yachimata
579:Mutsumi (
539:Funabashi
309:molluscan
238:Funabashi
230:Edo River
218:sea level
208:Geography
53:Shibayama
1399:33876960
1391:78788618
1325:July 27,
1318:下総航空基地概要
1138:56431036
1101:56431036
1035:33899950
1027:95026529
986:57001921
962:July 27,
925:July 27,
830:56431036
691:Kamagaya
658:Toyomi (
627:Tokura (
596:Tomisato
544:Misaki (
531:Futawa (
526:Kamagaya
495:Inage-ku
278:Tertiary
130:Location
105:140°20′E
1200:"大倉南貝塚"
994:2044974
757:Economy
687:Kashiwa
588:Nanae (
574:Matsudo
561:Kashiwa
512:Shizoku
465:by the
463:paddies
447:Ranches
423:kaizuka
398:History
381:Ibaraki
341:to the
312:fossils
248:Geology
180:on the
178:plateau
144:Part of
102:35°45′N
49:paddies
34:Plateau
1432:
1397:
1389:
1379:千葉県の歴史
1351:
1290:
1250:
1210:
1173:
1136:
1099:
1059:
1033:
1025:
1015:
992:
984:
874:
864:"下総台地"
828:
767:Danchi
666:Narita
644:Shiroi
622:Katori
566:Gokō (
475:Sakura
471:Kogane
451:horses
413:Katori
301:pebbly
242:Katori
186:Honshu
1381:[
1280:"下総国"
1240:"下総国"
1049:"栗山川"
948:(PDF)
911:(PDF)
388:basin
372:Parks
351:Sanmu
328:Abiko
190:Japan
176:is a
47:Rice
1430:OCLC
1395:OCLC
1387:LCCN
1349:OCLC
1327:2012
1288:OCLC
1248:OCLC
1208:OCLC
1171:OCLC
1134:OCLC
1097:OCLC
1057:OCLC
1031:OCLC
1023:LCCN
1013:ISBN
990:OCLC
982:LCCN
964:2012
927:2012
872:OCLC
826:OCLC
790:rice
689:and
670:Tako
473:and
437:and
435:rice
299:and
297:silt
294:clay
290:sand
280:and
268:, a
257:下総層群
163:下総台地
155:The
919:111
661:十余三
652:十余二
639:十余一
617:九美上
556:豊四季
455:Edo
425:or
240:to
1460::
1407:^
1393:.
1271:^
1231:^
1165:.
1128:.
1091:.
1080:^
1029:.
1021:.
988:.
956:52
950:.
913:.
895:^
849:^
820:.
803:^
753:.
718:.
668:,
664:,
642:,
630:十倉
620:,
607:,
604:八街
594:,
591:七栄
582:六実
572:,
569:五香
559:,
547:三咲
537:,
534:二和
524:,
521:初富
445:.
353:.
260:,
244:.
188:,
166:,
136:,
55:,
1447:.
1401:.
1366:.
1329:.
1305:.
1265:.
1225:.
1188:.
1151:.
1114:.
1074:.
1037:.
996:.
966:.
929:.
889:.
843:.
672:)
646:)
624:)
611:)
598:)
576:)
563:)
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528:)
266:)
254:(
173:)
160:(
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