Iwaya Kannon Cavern (Japan)
Mikawamachi Nekasa Goso-ji Temple, Iwakuni 740-0505 Yamaguchi Prefecture

Ahashagama (Japan)
Higashiemae, Ie-son, Kunigami-gun 905-0502 Okinawa Prefecture

Matsuda Limestone Cave (Japan)
Matsuda, Ginoza-son, Kunigami-gun 904-1301 Okinawa Prefecture

Niyatiya Cave (Japan)
Ie-son, Kunigami-gun Okinawa Prefecture

Kumaya Cavern (Japan)
Dana, Iheya-son, Shimajiri-gun 905-0701 Okinawa Prefecture

Totsui Limestone Cave (Japan)
646 Totsui, Yura-cho, Hidaka-gun 649-1134 Wakayama Prefecture

Miten Uza (Japan)
2768 Yonashiromiyagi, Uruma 904-2423 Okinawa Prefecture

Jyane Caves (Japan)
Yonashiroyakena, Uruma 904-2304 Okinawa Prefecture

Akasaki Limestone Cavern (Japan)
678 Higashiku Bakuya, Yoron-cho, Oshima-gun 891-9306 Kagoshima Prefecture

Cave Okinawa (Japan)
479-1 Ishikawakadekaru, Uruma 904-1114 Okinawa Prefecture

Fugoppe Cave (Japan)
87 Sakaemachi, Yoichi-cho, Yoichi-gun 046－0011 Hokkaido

Otainai Seikoen (Japan)
1382-1 Inno, Gotemba 412-0008 Shizuoka Prefecture

Hashidate Cave (Japan)
675 Kamikagemori, Chichibu 369-1872 Saitama Prefecture

Madate no Iwaya (Japan)
Akisano Masuda, Nakatane-cho, Kumage-gun 891-3603 Kagoshima Prefecture

Rokando (Japan)
298-81 Kamiarisu Tsuchikura, Sumita-cho, Kesen-gun 029-2501 Iwate Prefecture

Byakurendo (Japan)
298-81 Kamiarisu_Tsuchikura, Sumita-cho, Kesen-gun 029-2501 Iwate Prefecture

Oni no Karamon (Japan)
Tojocho Taishakumido, Shobara 729-5244 Hiroshima Prefecture

Hakuun Cave (Japan)
Tojocho Taishakumido, Shobara 729-5244 Hiroshima Prefecture

Mukyudo (Japan)
Jomamachi, Sasebo 859-3237 Nagasaki Prefecture

Onagara Limestone Cave (Japan)
Honjonanagara, Saiki 876-0215 Oita Prefecture