Honoboono's got a pretty distinctive look—a yellow, gaseous body with tiny arms, squinty eyes, and a wide grin. The real standout is his green mustache, which has this oddly surreal Dalí vibe going for it. His green hair sits under a daisy, styled in an otherwise normal cut that somehow works despite everything else about him.
Personality-wise, he's basically the cheerful guy of the group. He's always smiling, stays calm under pressure, and genuinely prefers solving problems peacefully—which is actually why Keita summoned him in the first place. That laid-back nature defines most of what he does.
Speech-wise, he's got regional quirks depending on the version. In Japanese, he tacks "-bono" onto the end of his statements. The English dub gave him a French accent instead, where he'll occasionally throw in a "hohoho" for flavor.
His actual power is kind of subtle but genuinely useful. Honoboono's aura literally makes the atmosphere around him warmer and more pleasant—it actively improves people's moods just by being there. More importantly, it can completely shut down Don'yoriinu's dampening effects and even counter Sunesnake's attempts to inspire fear or negativity. So he's not flashy, but he's effective at what he does.
Content compiled by AnimeList.moe from publicly available sources.