I got the following blogs in my rss-feed
Anju Sakuraba: http://ameblo.jp/na-na-king/
Haruna Oikawa: http://blog.livedoor.jp/haruna_oikawa/
Shinobu Kasagi: http://blog.livedoor.jp/shinobu_kasagi
Makoto Yuuki (retired): http://ameblo.jp/maiokada
Kurea Hasumi / Ami Adachi...