(in Japanese). Vol. 1: Hokkaido. Heibonsha. p. 1544. ISBN 4-582-49001-8. 歯舞群島の概要 [Overview of the Habomai Islands]. Northern Territories Issue Association... 8 KB (591 words) - 19:49, 12 August 2023 |
(in Japanese). Vol. 1: Hokkaido. Heibonsha. p. 1544. ISBN 4-582-49001-8. 歯舞群島の概要 [Overview of the Habomai Islands]. Northern Territories Issue Association... 8 KB (591 words) - 19:49, 12 August 2023 |