Only ten of them have any appreciable size, and these are named - commencing from the north - Muko-shima (Bridegroom Island), Nakadachi-shima (Go-between Island 1), Yome-shima (Bride Island), Ototo-jima (Younger-brother Island), Ani-shima (Elderbrother Island), Chichi-jima (Father Island), Haha-jima (Mother Island), Mei-jima (Niece Island), Ani-jima (Elder-sister Island) and Imoto-jima (Younger-sister Island).
Azuma-yama (Fuku- Long considered extinct, but has erupted shima) 7733.
Sakura-jima (Kago- An island-volcano, with several parasitic shima Bay) 3743.
Kiri-shima (Kagoshima A volcanic range of which Takachiho, Bay) 5538.
A comparison of the force habitually developed by the wind in various parts of the islands shows that at Suttsu in Yezo the average strength is 9 metres per second, while Izuhara in the island Tsu-shima, Kumamoto in KiOshi and Gifu in the east centre of the main island stand at the bottom of the list with an average wind velocity of only 2 metres.
The southern of the two principal islands, Fukae-shima, measures 17 m.
By 13 2; the northern, Nakaori-shima, measures 23 m.