Tamaki's motivation is presented in the form of her favorite tokusatsu, Blade Braver, and feels happy when toraji nicknames her "Red", the leader of the Club's female team. Her relationship with the other club members develop when they start having lunch together and sharing their bento, her everyday bento, however, consisted of a single umeboshi and rice, which she constantly made in honor of her parents, and couldn't share with the others. She start making "shareable" bento at the end of the episode, even though she fells she's disrespecting her parents a little. (thetvdb.com)