to stay positive and hopeful in a difficult situation
困難な状況で前向きで希望に満ちた状態を保つ (konnan na joukyou de maemuki de kibou ni michita joutai o tamotsu)
"Even though she lost the game, she managed to keep her chin up and stayed positive."
"ゲームに負けたにもかかわらず、彼女は 顔を上げて前向きでい続けました。" (geemu ni maketa ni mo kakawarazu, kanojo wa kao o agete maemuki de itsuzukemashita)