海野凪是就讀於私立目黑川學院高中二年級生。他在16歲那年得知自己出生時在醫院發生了「抱錯孩子事件」，即是養大自己的家庭並非有血緣關係的家人。雙方家人約好在得知此事的一個月後見面。到了那天，凪在前往跟自己親生家人見面的路上，邂逅了少女天野繪里香。家裏非常富有的繪里香因家人擅自替她訂婚而感到煩惱，決定讓凪假扮她的男朋友，拍下兩人一起遊玩的照片，發送給家裏，以此逃避婚約。兩人告別後，凪到了兩家人見面的聚餐，卻發現繪里香的身影。原來繪里香就是「抱錯孩子事件」中的另一名孩子；而且她訂下婚約的對象正是自己，假扮男朋友的事情弄巧反拙。凪本身有心上人，繪里香亦無意跟凪結婚，但在天野爸爸安排下，兩人被迫開始同居生活。男女主角認識自己親生家庭，以及自己婚約對象的故事就此展開。
海野凪是就讀於私立目黑川學院高中二年級生。他在16歲那年得知自己出生時在醫院發生了「抱錯孩子事件」，即是養大自己的家庭並非有血緣關係的家人。雙方家人約好在得知此事的一個月後見面。到了那天，凪在前往跟自己親生家人見面的路上，邂逅了少女天野繪里香。家裏非常富有的繪里香因家人擅自替她訂婚而感到煩惱，決定讓凪假扮她的男朋友，拍下兩人一起遊玩的照片，發送給家裏，以此逃避婚約。兩人告別後，凪到了兩家人見面的聚餐，卻發現繪里香的身影。原來繪里香就是「抱錯孩子事件」中的另一名孩子；而且她訂下婚約的對象正是自己，假扮男朋友的事情弄巧反拙。凪本身有心上人，繪里香亦無意跟凪結婚，但在天野爸爸安排下，兩人被迫開始同居生活。男女主角認識自己親生家庭，以及自己婚約對象的故事就此展開。
Art Director
Storyboard (eps 2, 9, 12, 19, 22)
Storyboard (eps 7, 13, 15, 20), Episode Director (eps 17, 22)
Original Creator
Theme Song Performance (OP)
Animation Director (eps 11, 13-14, 16, 18, 21-22, 24)
Animation Director (eps 1, 6)
Chief Animation Director (eps 1, 6-7, 9, 11-24, OP1), Animation Director (ep 6, OP2)
Planning
Animation Director (ep 3)
Episode Director (ep 7)
Key Animation ( ep 13)
Sound Director
Executive Producer
Background Art (Art Design)
Theme Song Arrangement (OP1)
Color Design
Theme Song Performance (OP2)
Animation Director (eps 19, 23)
Planning
Animation Director (eps 11, 16, 21, 24)
Storyboard (OP1, ED1), Episode Director (OP1, ED1)
Theme Song Performance (ED)
Chief Animation Director (eps 5, 10)
Theme Song Performance (ED2)
Animation Director (ep 23)
ADR Director
ADR Director (Assistant)
ADR Director (French)
Animation Director (op 11, 16), Key Animation (OP1)
Animation Director (eps 3, 14, 16)
Animation Director (eps 3, 6, 8, 14, 16-17)
Animation Director (eps 3, 6, 8, 14, 16-17)
Animation Director (eps 3, 8, 11, 13, 17, 22, 24)
Episode Director (ep 23)
Animation Director (eps 2, 12)
Episode Director (eps 2, 12)
Producer (Animation Producer)
Animation Director (ep 7)
Animation Director (eps 19, 23)
Theme Song Composition (OP1), Theme Song Lyrics (OP1)
Animation Director (ep 22)
Episode Director (eps 5, 10, 24)
Music
Director, Storyboard (eps 1, 6, 24), Episode Director (eps 1, 6)
Director of Photography
Chief Animation Director
Storyboard (ep 11)
Director (Chief Director)
Script, Series Composition
Chief Animation Director
Storyboard (ep 17)
Character Design (Sub Character Design), Animation Director (eps 1, 6, 11, 16, 21)
Chief Animation Director (ep 8)
ADR Director
Casting Director (French)
Producer
Animation Director (eps 13-14, 21, 24)
Animation Director (ep 23)
Episode Director (eps 15, 20)
Storyboard (ep 5)
Theme Song Composition (OP2), Theme Song Lyrics (OP2)
Chief Animation Director (eps 1, 6, 9, 11, 13, 15-22, 24, OP1), Animation Director (ep 6, OP2)
Animation Director (eps 5, 10)
Animation Director (eps 11, 13, 17, 22, 24, OP1)
Storyboard (eps 10, 18, 21)
Executive Producer
Key Animation (OP)
Theme Song Arrangement (OP2)
Producer
Producer
Planning
Key Animation (OP1)
Theme Song Arrangement (OP1)
Producer
Executive Producer
Episode Director (eps 4, 11, 18)
Episode Director (ep 9, 14, 21)
ADR Director
Director of Photography
Storyboard (ep 14)
Sound Effects
Character Design
Animation Director (eps 14, 17, 22, OP1)
Amamiya is kawaii!
完結散花～～好看！