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357:, Japan's largest lake, despite having only 1/9 of that lake's surface area. Due to the small surface area to depth ratio, the water temperature remains quite constant throughout the year, making it the northernmost ice-free lake in Japan. The Bifue, Okotanpe, Ninaru and Furenai rivers feed into it, and its main outlet is the
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on which Lake
Shikotsu sits was formed 40 to 50 thousand years ago. According to the Global Volcanism Program, the caldera was formed 31 to 34 thousand years ago by one of Hokkaidō's largest quaternary eruptions. The caldera consists mainly of
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Lake
Shikotsu is located in the south-west part of Hokkaidō. It has an average depth of 265 metres (869 ft) and a maximum depth of 363 metres (1,191 ft), making it the second deepest lake in Japan, after
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1040:(locally called "chippu"), introduced from Lake Akan in 1895, has become a noted product of the area and chippu fishing is now a favourite pastime in summer. A visitor centre, various campgrounds and
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330:. It is the 8th-largest lake by surface area in Japan and the second largest of Japan's caldera lakes, surpassed only by Lake Kussharo. It is surrounded by five volcanoes:
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National
Highway 276 runs along the southern bank, connecting the lake with
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Due to its depth, the volume of Lake
Shikotsu reaches 3/4 of the volume of
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Climate data for Lake
Shikotsu (1991−2020 normals, extremes 1977−present)
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1315:, Journey of Hokkaidō Place Names—Notes on Ainu Language Place Names
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1254:. Geological Survey of Japan, AIST. 2006. Archived from
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to collect salmon returning to spawn at Lake
Shikotsu.
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provide facilities for tourists coming to the area.
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Lake
Shikotsu with Mount Tarumae in the background.
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1154:Several scenes from around and on the lake, 2016
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16:Caldera lake on the island of Hokkaido in Japan
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350:when the land between the volcanoes subsided.
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1326:Hokkaidō Chimei no Tabi — Ainugo Chimei Kai
1001:The name of Lake Shikotsu derives from the
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1363:Shikotsu-ko Onsen-Ryokan Association
311:Topographic maps of Shikotsu Caldera
216:20.81 km (4.99 cu mi)
993:formed on the rim of this caldera.
192:78.4 km (30.3 sq mi)
14:
1347:World Lakes Database: Shikotsu-ko
1024:, so they attempted to rename it
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167:223 km (86 sq mi)
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224:40.4 kilometres (25.1 mi)
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1252:Quaternary Volcanoes in Japan
1371:- Geological Survey of Japan
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200:265.4 metres (870.7 ft)
1400:Shikotsu-Tōya National Park
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1122:Lake Shikotsu in July 1997.
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632:Mean daily minimum °C (°F)
492:Mean daily maximum °C (°F)
297:Shikotsu-Toya National Park
273:
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1357:Shikotsu-ko Visitor Centre
1166:List of volcanoes in Japan
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253:not a well-defined measure
208:363 metres (1,191 ft)
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232:247 metres (810 ft)
1352:Volcano World: Shikotsu
1287:Smithsonian Institution
1171:List of lakes in Japan
322:
295:. It is a part of the
1395:Volcanic crater lakes
1385:Volcanoes of Hokkaido
1192:観測史上1～10位の値（年間を通じての値）
310:
1410:Pleistocene calderas
1390:Calderas of Hokkaido
422:Record high °C (°F)
1091:New Chitose Airport
1050:is famous for its “
846:Average rainy days
702:Record low °C (°F)
562:Daily mean °C (°F)
90: /
1248:"SHIKOTSU Caldera"
1219:気象庁 / 平年値（年・月ごとの値）
997:Origin of the name
323:
94:42.800°N 141.350°E
1415:Holocene calderas
1405:Lakes of Hokkaido
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1083:Hokkaido Chuo Bus
1052:Indian Fish Wheel
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338:to the north and
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229:Surface elevation
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1369:Shikotsu Caldera
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1320:北海道 地名の旅—アイヌ語地名解
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1258:on 2012-12-19
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1003:Ainu language
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890:Mean monthly
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359:Chitose River
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344:Mount Tarumae
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319:Mount Tarumae
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262:Lake Shikotsu
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197:Average depth
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1305:Akagi Sanpei
1301:
1290:. Retrieved
1280:
1271:
1260:. Retrieved
1256:the original
1251:
1229:February 20,
1227:. Retrieved
1212:
1202:February 20,
1200:. Retrieved
1185:
1080:
1065:
1046:
1035:
1025:
1005:
1000:
959:
776:mm (inches)
352:
324:
281:caldera lake
261:
260:
221:Shore length
213:Water volume
189:Surface area
987:Mount Izari
979:Mount Eniwa
336:Mount Izari
332:Mount Eniwa
328:Lake Tazawa
314:Mount Eniwa
274:Shikotsu-ko
116:crater lake
97: /
72:Coordinates
1379:Categories
1292:2021-06-25
1277:"Shikotsu"
1262:2008-09-01
1177:References
1038:red salmon
945:Source 2:
937:Source 1:
316:(top left)
205:Max. depth
1333:, page 60
1068:Tomakomai
1062:Transport
355:Lake Biwa
303:Geography
1160:See also
1019:shikotsu
975:andesite
971:rhyolite
932:1,668.6
841:(67.37)
821:(10.31)
772:Average
348:holocene
289:Hokkaidō
134:Okotanpe
85:141°21′E
1097:Gallery
1076:Sapporo
1048:Chitose
962:caldera
956:Geology
839:1,711.3
836:(3.83)
831:(5.41)
826:(7.63)
816:(8.54)
811:(6.45)
806:(5.43)
801:(5.67)
796:(4.06)
791:(3.69)
786:(2.84)
781:(3.52)
767:(−0.8)
757:(13.1)
752:(27.3)
747:(38.8)
742:(47.7)
737:(45.9)
732:(35.8)
727:(28.9)
722:(19.6)
712:(−0.8)
697:(38.4)
692:(22.3)
687:(32.4)
682:(43.9)
677:(55.2)
672:(61.9)
667:(59.2)
662:(50.7)
657:(42.1)
652:(33.1)
647:(24.1)
642:(17.8)
637:(17.8)
627:(44.4)
622:(27.5)
617:(38.3)
612:(50.4)
607:(61.0)
602:(66.9)
597:(64.4)
592:(57.2)
587:(49.8)
582:(39.9)
577:(30.2)
572:(23.9)
567:(23.4)
557:(51.3)
552:(32.7)
547:(44.6)
542:(57.6)
537:(68.0)
532:(73.8)
527:(71.6)
522:(65.7)
517:(59.4)
512:(47.7)
507:(36.3)
502:(29.8)
497:(28.6)
487:(89.4)
482:(54.5)
477:(65.5)
472:(74.5)
467:(84.4)
462:(89.4)
457:(89.2)
452:(86.0)
447:(85.5)
442:(73.2)
437:(56.8)
432:(48.9)
427:(43.2)
365:Climate
285:Chitose
242:Islands
156:Chitose
142:Furenai
82:42°48′N
1006:shikot
973:, and
967:dacite
929:103.6
926:112.1
923:152.3
920:148.6
917:132.0
914:123.3
911:149.0
908:185.3
905:179.3
902:148.5
899:116.6
896:117.9
762:(4.3)
717:(3.6)
707:(3.4)
378:Month
138:Ninaru
1310:赤木 三兵
1042:Onsen
882:10.5
879:12.0
876:12.2
873:13.4
870:12.3
867:10.8
861:10.7
858:10.4
855:12.2
852:10.4
849:10.4
829:137.4
824:193.8
819:262.0
814:216.9
809:163.8
804:138.0
799:143.9
794:103.0
765:−18.2
760:−15.4
755:−10.5
715:−15.8
710:−18.2
705:−15.9
417:Year
293:Japan
279:is a
179:Japan
173:Basin
130:Bifue
1231:2022
1204:2022
1089:and
1072:Date
1070:and
1036:The
1026:engi
960:The
885:135
864:9.7
834:97.3
789:93.8
784:72.2
779:89.4
750:−2.6
725:−1.7
720:−6.9
690:−5.4
675:12.9
670:16.6
665:15.1
660:10.4
645:−4.4
640:−7.9
635:−7.9
620:−2.5
610:10.2
605:16.1
600:19.4
595:18.0
590:14.0
575:−1.0
570:−4.5
565:−4.8
555:10.7
540:14.2
535:20.0
530:23.2
525:22.0
520:18.7
515:15.2
500:−1.2
495:−1.9
485:31.9
480:12.5
475:18.6
470:23.6
465:29.1
460:31.9
455:31.8
450:30.0
445:29.7
440:22.9
435:13.8
414:Dec
411:Nov
408:Oct
405:Sep
402:Aug
399:Jul
396:Jun
393:May
390:Apr
387:Mar
384:Feb
381:Jan
334:and
111:Type
1224:JMA
1197:JMA
1032:Use
947:JMA
939:JMA
745:3.8
740:8.7
735:7.7
730:2.1
695:3.5
685:0.2
680:6.6
655:5.6
650:0.6
625:6.9
615:3.5
585:9.9
580:4.4
550:0.4
545:7.0
510:8.7
505:2.4
430:9.4
425:6.2
283:in
268:支笏湖
59:支笏湖
24:支笏湖
1381::
1323:,
1285:.
1279:.
1250:.
1239:^
1222:.
1195:.
1078:.
1016:,
1013:死骨
985:,
981:,
969:,
361:.
342:,
299:.
291:,
287:,
271:,
140:,
136:,
132:,
1330:)
1317:(
1313:)
1307:(
1295:.
1265:.
1233:.
1206:.
1022:)
1010:(
277:)
265:(
255:.
246:0
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