What's Michael? was partially published in English by Dark Horse from April 1, 1997 to May 10, 2006. It was also regularly featured in Dark Horse's manga anthology Super Manga Blast from March 29, 2000 (issue #1) to February 1, 2006 (issue #59, final issue), as well as sporadically in the educational publication Mangajin, from June 1990 (issue #1) to September 1997 (issue #68).