Janu was a young boy who accompanied the adventurer Congo Bill on many of his adventures.
- Supersonic Whistle: Janu has a supersonic whistle designed by a scientist to emits a high pitched sound that only animals can hear. Janu summons his friends with it, some of them are Bombo the Elephant, Chota the Chimp and Haddo the Hippo.
- Although this character was originally introduced during DC's Earth-One era of publication, their existence following the events of the 1985–86 limited series Crisis on Infinite Earths remains intact. However, some elements of the character's Pre-Crisis history may have been altered or removed for Post-Crisis New Earth continuity, and should be considered apocryphal.
- Janu was often known as Janu the Jungle Boy and Janu, Boy of the Jungle.
- Janu often used alliterations such as creeping crocodiles, leaping lions, tumbling tigers, jumping jackals, great giraffes, howling hyenas.
- 89 Appearances of Janu (New Earth)
- 1 Images featuring Janu (New Earth)
- 1 Quotations by or about Janu (New Earth)
- Character Gallery: Janu (New Earth)
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