Aina The End (アイナ・ジ・エンド), previously known as Iitani Aina (飯谷愛菜), is a Japanese singer, dancer, and choreographer, formerly under WACK.
She was a founding member of BiSH, and has focused on her solo singing career after BiSH’s disbandment. She was the most senior member of WACK until March 2025.