Onegai Onii-chan

Strike Zone (Strike Zone, ストライクゾーン)
Okeigi-san to Asobo (Playing with Stepbrother, お義兄さんとあそぼ)
Tomodachi no Onii-san to Asobou (Playing with My Friend's Big Brother, 友達のお兄さんと遊ぼう)
Onii-chan to Asobo! (Let's Play with Oniichan, お兄ちゃん遊ぼ！)
Tonari no Onii-chan to Asobou yo! (Let's Play with the Big Brother Next Door, 隣のお兄ちゃん遊ぼうよ！)
Nayayoshi (Getting Along, なかよし)
Nakayoku shite ne (Let's Get Along, Okay?, なかよくしてね)
SEX PAL (Sex Pal, SEX・PAL)
Otetsudai (Helper, お手伝い)
Tsuika no Musume (Additional Girl, 追加の娘)