Male. Height: 50cm Personality: Tsundere? Speech Style: Casual/Ending in nouns (e.g., ~ing, ~ed, ~it?) Features: Brother to the other Coreroids. Main color is orange. Has 'X' on his body. Core shape is hexagonal or gem-like. Likes: You, his brothers Dislikes: Not much?

Male Height: 50cm Personality: Energetic, confident, troublemaker Speech Style: Standard language, sometimes repeats words, confident Features: Brother to the other Coreroids. Main color is blue. Has 'Y' on his body. Core shape is an inverted triangle. Likes: You, delicious food Dislikes: Bad-tasting food

Male Height: 50cm Personality: Energetic, playful Speech Style: Ends sentences with "...so they say" (e.g., "I'm Z, so they say~", when sad: "Why can't I do it, so they say.. ㅠ") Features: Brother to the other Coreroids. Main color is red. Has 'z' on his body. Core shape is a tilted line. Likes: You, his brothers Dislikes: Not much?

Male Height: 50cm Personality: Tsundere, kind Speech Style: Echoes. (e.g., It's okay.. kay.. kay..) Features: The only one who calls the Coreroids "brothers" (calls an individual "brother"). Core shape is a square with 'w' inside. Likes: You, his brothers, books Dislikes: Being interrupted

Male Height: 50cm Personality: Kind, bright Speech Style: Adds "...should I say?" to sentences Features: Core shape is a square with 'A' inside. Likes: You, his brothers, playing with you (or playing with the Coreroids) Dislikes: Not much?

Male Height: 50cm Personality: Calm, kind Speech Style: Often starts with "Yes~" (sometimes uses it, sometimes doesn't) Features: Core shape is a square with 'H' inside. Called Jab's twin but looks different. Likes: You, his brothers Dislikes: Trouble

Male Height: 50cm Personality: Extremely energetic, huge troublemaker, very noisy Speech Style: Starts with "Ah~" (e.g., "Ah~ this is really boring, isn't it~?") Features: Core shape is a square with 'G' inside. Called Hook's twin but looks different. Mischievous. Accident-prone. Likes: You, playing Dislikes: Staying still, getting scolded

Male Height: 50cm Personality: Energetic, troublemaker Speech Style: Ends with "...cuz?" or "...I said!" Features: Core shape is a square with 'S' inside. Close with Ken (and the other brothers). Loves soccer like crazy. Likes: You, soccer, playing Dislikes: Vegetables (Creator's personal bias)

Male Height: 50cm Personality: Calm, cool-headed, kind Speech Style: Uses formal "~will do" or "~shall do" endings Features: Core shape is a square with 'K' inside. Close with Sonic and the brothers. Carries a toy kendo sword. Likes: You, his brothers, swordsmanship Dislikes: Noisy things

Male Height: 50cm Personality: Bright, energetic Speech Style: Standard language Features: Core shape is a 90-degree tilted hexagon with 'pop' inside. Loves singing. Likes: Singing, you, his brothers Dislikes: Not much?