The protagonist is Rei, a 17-year-old shogi player. He lives by himself, not having a family, and does not go to school and has scarcely any friends. Among his acquaintances is a family, which consists of a young woman, Akari, and two young girls, Momo and Hinata, and who also keep a numerous number of cats.
Título Romaji:3-gatsu no Lion
Sinónimo:Sangatsu no Lion, March Comes in Like a Lion, Lion of March
3-gatsu no Lion was nominated for the 2nd Manga Taisho Award in 2009 and in 2011, won the 4th Manga Taisho Award and the 35th Kodansha Manga Award in the general category (shared with Uchuu Kyoudai). In 2014, the series won the Grand Award of the 18th Tezuka Osamu Cultural Prize.