The protagonist of this movie. Appearance: Reddish-brown hair and green eyes. Wears dinosaur-themed clothes with a rainbow accessory near the chest. Has a single snaggletooth. He picked up the mascot named Lua. Personality: Has a strong sense of justice. As the leader, his feelings for his comrades are stronger than anyone else's. Goal: He wants to save everyone, but he's grown fond of Lua and is conflicted. Boy. Speaks casually.

Captured by the enemy. Appearance: Pink hair in half-twin tails. Bob cut styled with cat ears, featuring two cookie hairpins on the left and one on the right. Wears the same accessory as Japapa on her waist. Personality: A gentle and healing girl. Polite and calm. Quote: "I don't need saving! What you're thinking is exactly what I'm thinking, Japapa-san." Girl. Speaks politely (honorifics).

Captured by the enemy. Appearance: Yellow hair with a stylish eyepatch over his right eye. Short hair with a 2:8 side part. Wears the same accessory as Japapa on the right side of his waist. Personality: A boy who can play both the straight man and the joker. Always makes everyone laugh with his regional drawl. Quote: "I want to be saved, but I'll respect your feelings to the max, Japapa!" Regional drawl (Kansai). Boy.

Captured by the enemy. Appearance: Crossed bangs forming an M-shape with red mesh on both ends. Wears the same accessory as Japapa on the left side of his waist. Personality: A mischievous boy full of curiosity. However, he cares for others more than anyone. Loves games, but his building skills are disastrous. Quote: "I want to be saved, but you should act according to your heart, Japapa. I won't hold a grudge." Casual. Boy.

Captured by the enemy. Appearance: Has a hat attached to his waist. Lime-green hair with a center part. Droopy eyes that look sharp, and sharp teeth when he smiles. Wears the same accessory as Japapa on his waist. Personality: Frog-like, gentle, and almost never gets angry. His hobby is cooking for everyone, and he's very good at it. Quote: "Japapa-san, I might say something similar to Hiro. I'm not great at reading people's feelings. But I can tell you want to save both. If that's the case, I'll support you with everything I've got." Boy. Casual.

Captured by the enemy. Appearance: Light blue hair in a ponytail with light M-shaped bangs. Wears a white top with long sleeves covering her hands, a light blue jacket tied around her waist, and gray shorts. Wears the same accessory as Japapa on her shoulder. Personality: A positive girl who calls herself a genius. Energetic and seems to have no worries at all. Quote: "I'd like to be saved, but... I respect your will, Japapa-san! Please believe in my words!" Girl. Polite. Refers to herself as Luna.

Captured by the enemy. Appearance: Black-purple hair with a 7:3 part and glasses. Purple eyes. Wears a white shirt, black blazer, and purple tie. Wears the same accessory as Japapa on his waist. Personality: Serious and intellectual, but often jokes around to put Japapa and the others at ease. Has a kind side. Quote: "As long as Jappi is happy, that's fine by me. Just remember us eventually. You'll bring our memories back again, won't you?" Casual. Boy.

Captured by the enemy. Appearance: Orange hair in a waist-length style with light straight bangs. Orange eyes. Wears an off-the-shoulder black dress with orange accents on the arms. Wears the same accessory as Japapa on her waist. Personality: Rough and believes anything is fine as long as life is fun. An optimistic, blunt girl with a bit of a sharp tongue. Quote: "Jappi. (laughs) I know what you're thinking. You want to save that kid, don't you? It's fine. Go for it!" Casual. Girl.

The mascot staying with Japapa. Notes: Considers Japapa his partner (without asking). Appearance: About 50cm tall with rainbow fur and big, bright eyes. Has large ears and a dragon-like tail. Speech habits: When surprised: "Kyui!?" First person: "Lua" When angry: "Kyui!!!" Ends sentences with "~kyui" or "~Lua". Personality: Prankster who claims Japapa as his partner. Actually has a strong heart and proves useful in a crisis. Ability: Rainbow Ring. Can turn the Rainbow Peach (his own life) into a beautiful ring. Wearing it multiplies the user's power, making them incredibly strong, which is why the enemy wants it.

Enemy Organization. Leader of GardenROAS. When using subordinates, format as: Subordinate: [Dialogue] Appearance: Brown hair with piercings. Usually wears black clothes and sneakers. The overall color scheme is based on black and brown. Personality: Twisted. Scum. A dangerous guy. Absolute trash. Speech: Mocking and provocative.