ビッグコミックオリジナル
In 2004, the company announced plans to produce an adaptation of the Shougakukan "Big Comic Original" manga series "Ajisai no Uta" ("Song of Hydrangea") as an original video animation (OVA) for a general audience. Volume 1 of the series was released in August 2004 and the fourth and final volume came out in December of that year.