[godwine]

Some of them are in Japanese......

Nagoya : 路線図｜地下鉄｜名古屋市交通局

Kyoto: Kyoto City Web / Access / Public transport in Kyoto

Osaka: http://www.kotsu.city.osaka.jp/

Hiroshima: http://www.astramline.co.jp/

Fukuoka: http://subway.city.fukuoka.jp/index.html