Lake Kameyama is famous Bass fishing spot around Tokyo. There are many rental boat shops and fishing gear shops.
There is Onsen and Free Foot Onsen.
Lake Kameyama (亀山湖) is an artificial lake located in the middle of Boso Peninsula, Chiba prefecture. Around the lake has beautiful nature and forest which have splendid view of Koyo in Autumn. There are many view spots and cruising for hidden spots. The best time to visit for Koyo is between the end of November to the beginning of December.
Tourist Info.
There are parking and restroom. Map is available at the tourist organization building.
Access
0. at Kisaradu station.
1. use JR Kururi Line to Kazusa Kameyama (1 hr. 20 min.)
1 hr.
New Wave Samurai Movie. 
映画好き集まれ！ 
Lake Kameyama is famous Bass fishing spot around Tokyo. There are many rental boat shops and fishing gear shops.
There is Onsen and Free Foot Onsen.