Hiro-A-Key

Relation Ship (feat. Hiro-a-Key)

Bohemianvoodoo, Hiro-a-key

My Boo (He said)

He & She, Hiro-a-key

My Gift to You

Chemistry, Kan Sano, Hiro-a-key

Be There

Kentaro Takizawa, Hiro-a-key

Jet Setter (feat. Hiro-a-Key & Aki Sawazaki)

Bohemianvoodoo, Hiro-a-key, Aki Sawazaki

Be there

Ioni, Hiro-a-key