"in the Migigono-sawa, a branch of the Takara-zawa, Nayosi-mura, Nayosigun, Karahuto (Nayosi coal-field)" [Note ... [details]
"Karisyo, Siranuka-mura, Siranuka-gun, Kusiro Province, Hokkaido (Kusiro coal-field)" (Japan) [details]
"oil-well no. 2, Syunbetu, Isikari-mati, Atuta-gun, Isikari Province, Hokkaido" (Japan) [details]