Makino is a male Newman avatar within the *Phantasy Star Online 2 Comic* series, operated by an elderly woman who enjoys gaming. This avatar exhibits a motherly, nurturing demeanor, engaging with other players at a relaxed pace during gameplay. The player uses her family name for this in-game character. Her real-world identity becomes apparent in interactions, such as when her granddaughter discovers her logged into the game while visiting her grandmother's house.

A significant relationship involves Dolce, a skilled female CAST avatar secretly played by Makino's high school-aged granddaughter. Dolce supports Makino in-game while concealing her real-life connection, even successfully deceiving Makino into believing she is a local convenience store manager. Makino's gameplay prioritizes community and casual engagement, frequently participating in social activities like visiting ARKS cafés or collaborating on quests. Her character remains consistent across the series and its anime adaptation, maintaining a supportive role within the player group. She is associated with specific in-game expressions, including stamps titled "A moment, please?" and "Hmm?".