Tora Yoshinaga, the youngest sibling in the Yoshinaga family, shares a twin bond with Niji and looks up to his older brothers, Koi and Hayato. His name stems from a playful twist of fate: his father initially proposed "Masu" (inspired by a trout species), but Koi reimagined it as *tora*—Japanese for "tiger." Raised in a household anchored by their family’s fishing tackle business, Tora absorbs his father’s enthusiasm for angling, while Koi assumes a maternal role due to their mother’s frequent absences. Koi’s affectionate, almost parental care extends warmly to Tora and Niji. With sunlit blonde hair and a petite frame weighing 20 kg, Tora’s presence underscores the tight-knit Yoshinaga dynamics, his story woven into the fabric of familial bonds rather than individual exploits.