Anime: March Comes in like a Lion | Sangatsu no Lion | 3-gatsu no Lion | 3月のライオン
Song Title: Answer | アンサー
OP/ED/BGM/Soundtrack etc: Opening 1
Composed by Motoo Fujiwara (藤原基央)
Original Artist by BUMP OF CHICKEN
Website -https://rinmsheetblog.wordpress.com/