"March Comes in Like a Lion" is a Japanese manga series written and illustrated by Chica Umino. It follows the life of Rei Kiriyama, a professional shogi player who struggles with personal and emotional challenges. The story explores themes of loneliness, family, and the pursuit of happiness as Rei navigates his relationships with friends and mentors. The series has been adapted into an anime television show, which further popularized its heartfelt narrative. It highlights the complexities of mental health and the importance of connection, making it relatable to a wide audience. The title refers to the unpredictable nature of March weather, symbolizing the ups and downs in Rei's life.