← Keiichi Okabe
Renai Circulation
Nadeko Sengoku(하나자와 카나)
Ren’ai Circulation & Atogatari · 2010
Kaerimichi
Mayoi Hachikuji(카토 에미리)
Kaerimichi & Atogatari · 2009
staple stable
Hitagi Senjōgahara(사이토 치와)
Staple Stable & Atogatari · 2009
sugar sweet nightmare -instrumental-
Tsubasa Hanekawa(호리에 유이)
Sugar Sweet Nightmare & Bakemonogatari Music Collection I · 2010
sugar sweet nightmare
Ren’ai Circulation (instrumental)
ambivalent world -instrumental-
Suruga Kanbaru(사와시로 미유키)
Ambivalent World & Atogatari · 2009
ambivalent world
Kaerimichi (instrumental)
staple stable -instrumental-