 There are 26 episodes in all, running from 1971 to 1972.As a member of Tezuka's Star System, both versions of Melmo made a number of other appearances in Tezuka manga throughout the 1970s; mostly in the "Black Jack" manga.The older Melmo (as two different women) is also a main character in 1970's "Apollo no Uta" ("Apollo's Song").