Artist: oka syohei (4)

(C42) [Studio SAMPLE (Various)] SAMPLE Vol. 4 (Various)

(C83) [Kacchuu Musume (Tsukasa Jun, Uguisu Kagura, Tamaru Hiroshi, gemu555, Takanaga Kouhei, Hinamatsuri Touko, Kagura Tsuna, Nishituski Tsutomu, Oka Shouhei)] Accel Nanigashi (Accel World)

[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Tenkaichi dare ga Lum-chan da Taikai (Urusei Yatsura)

[Kuroshio Bussan (Oka Shouhei)] Amagi Ame 2 Missing Pisu (Neon Genesis Evangelion, Urusei Yatsura)