As a dog, trained by his former owner, Professor "Y", in the art of the theatre, and a master of pantomime, he is the perfect companion and accomplice for the Rainbow Parakeet. He's not above nicking a few valuables here and there, and will use his skills in disguise to accomplish whatever heist he's a part of.
Brave and strong, Dan is a former circus tiger who is loyal to a fault. After Kyotan saves Dan from a forest fire, the two strike up an uneasy alliance. Although Dan has a healthy distrust of humans after his years in captivity, he is impressed by Kyotan's honest integrity and the two become fast friends. When Kyotan learns more about his heritage, the pair are virtually inseparable as they search for the keys to the ancient treasure of the Ainu people.
As Chief Detective Kenichi's loyal myna bird companion, Donguri uses his abilities to perfectly mimic human speech and communicate with other birds to help crack the case.
Chao is impetuous little kitten who dreams of being a witch’s black cat. However, after she befriends Unico, he temporarily changes her into a young girl to comfort an old woman the two think is a witch in the woods. However, the more time she spends as a human, the more she likes it.
In his main co-starring role, he is cast as Officer Pukko, a member of the "Wonder 3", a crack team of agents sent to Earth by the Milky Way Confederation to determine if the planet is worth preserving or should be wiped out.
In her main co-starring role, she is cast as Captain Bokko, the leader of the "Wonder 3", a crack team of agents sent to Earth by the Milky Way Confederation to determine if the planet is worth preserving or should be wiped out. So she, along with her co-stars Pukko and Nokko, are transformed from their original humanoid forms into a rabbit, a duck and a horse respectively in order to infiltrate human society without raising the alarm.
Noble and heroic, Ben comes from the pantheon of Tezuka animal heroes, such as Dan, the tiger and titular character from Brave Dan (1962) and Don, another canine hero who appears in the Lion Books chapter "Muse and Don" (1972).
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.