Yukinobu Hoshino began a new manga titled Kaitei (Ocean Adventurer Kaitei) in this year’s 14th issue of Shogakukan’s Big Comic magazine on July 10, 2018. The manga tells of the “life and death” voyages of Ming Dynasty Chinese explorer Zheng He. The first chapter features a trip to Japan.
Hoshino also created the 2001 Nights science fiction manga series. He ended his Rainman manga after almost three years in January 2018.