幼稚園を運営する法人が新設する認定こども園の計画。既存樹を残しつつ敷地中央のホールを保育室が取り囲み、その間では回遊ギャラリーがホールと保育室のあいまいな境界を形成しながら段状に１・２階を繋いでいる。上部ではホールを覆う木造合せ梁の大屋根が保育室の吊梁の折屋根へと繋がっていく。こどものための様々なスケールのひだを持つ一体的な空間、大きな遊具ともいえる生き生きとした空間がこどもたちの活発な活動を喚起する。
Harnessed the existing tree, childcare rooms enclosed playroom which is centering on a site, and while the excursion gallery forms the ambiguous boundary between a playroom and childcare rooms, the 1st and 2nd floor are tied up with the meantime in the shape of a stage. On the top of playroom, large roof connects to folded roof of suspended joist of childcare rooms. The whole institution became the lively space which can be said also as big play structure, and has evoked children's lively activity.
