Masaaki Kokubo is known for Necchiri oyako: Akagai no aji (2003), Cosplay niizuma: Ushirokara motomete (2004) and Chijo OL: Hieki no kaori (2004).
Necchiri oyako: Akagai no aji
Cosplay niizuma: Ushirokara motomete
Bishônen no manazashi
Chijo OL: Hieki no kaori
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