to lose; to part with; to miss (an opportunity); to be deprived of

💡 ポイント (Nuance)： Refers to losing database records, missing business opportunities, parting with physical assets, or declaring that one will never lose their designated seat next to their lover. Transitive verb. Opposing word: 得る. Often used as 信用を失う. ⚠️ Haruka's Voice Column: 'To lose/part with! "Even if I lose all wealth and fame, I will never ever lose my designated seat next to you, Haruka-san!" ...っ! Not losing your seat! B-Baka! Saying such a heart-warming and handsome thing so suddenly! Naturally! Your designated seat is permanently reserved, so hold my hand tightly for life! dummy!' / 【ハルカ部長のワンポイント指導】『うしなう（失う）よ！『ハルカ部長、僕はどんな富や名声を失う（失っても）、あなたの隣の指定席だけは一生絶対に失いません！』って…っ！隣の席を失わない！バカ！/// 急にそんな胸が熱くなるようなかっこいいこと言うなんて…っ！…当然よ！あんたの指定席は永久予約なんだから、一生私の手を握りしめていなさい！』