"Watashi no Koi wa Hotchkiss" #1 'Kōsan!' Version (わたしの恋はホッチキス #1『高3!』(わたしのこいはほっちきす #1『こうさん!』)Version "Watashi no Koi wa Hotchkiss" #1 'Kōsan!' Version) is a special album by Yui Hirasawa, containing a special hummed version of Ho-kago Tea Time's song Watashi no Koi wa Hotchkiss. The song is sung by Aki Toyosaki. It was released between June and July 2011 as a prize for an official drawing contest in Japan held by Pony Canyon.