想不通可爱老婆为什么要与我结婚, Xiǎng bùtōng kěài lǎopó wèishéme yào yǔ wǒ jiéhūn, 매리지 그레이, Maeliji geulei, Серый брак, Casamento Cinza
My wife is suspicious!! Why did she marry a guy like me…? Ordinary average guy Tsuchioka Naotsugu ended up with Yoshino, who's perfect in all angles of beauty, know-how, and sociability. It's not "marriage blue" it's everyday life questioning over things, so it's "marriage gray" newlywed life, go!