Leo (also well-known as Kimba), is the central character of Tezuka’s most overtly environmentalist series. Leo is a white lion, and the son of Panja, the "King of the Jungle".
Kenichi is the earliest and one of Tezuka’s most frequently cast boy heroes. The eternal optimist, he possesses an unshakable faith in the inherent goodness in the world and human nature. Basically, he's the number one boy scout!
Types of Tezuka Manga
Ongoing Serial: a series of episodes, published over a span of weeks/months/years where the story plot is connected from chapter to chapter and must be read in chronological order for it to be understood properly.
Chapter Serial: a series of episodes, published over a span of weeks/months/years where the story plot is self-contained to a single chapter. There may be an overarching plot, but the stories can generally be read in any order and be understood
Book: an all-in-one self contained story published as a one-off.
Supplement: an an all-in-one self contained story published as a stand-alone supplement to a regular weekly/monthly periodical.
Short Story: an all-in-one, self contained story that was published in a regular weekly/monthly periodical
Anthology: a collection of all-in-one, self contained stories that were published in a regular weekly/monthly periodical but are generally grouped together.