Yukihiko Tsutsumi
is a Japanese baseball-themed manga series written and illustrated by Mitsuru Adachi. It was serialized in Shogakukan's "Weekly Shōnen Sunday" from July 1992 to November 1999, with its chapters collected in thirty-four "tankōbon" volumes. It was adapted into a 41-episode anime series and an 11-episode television drama series, "H2: Kimi to Ita Hibi", directed by Yukihiko Tsutsumi.