This article explores the history and current state of hookup culture in Japan, including popular dating apps, Japanese attitudes towards it, the impact of social media on it, gender roles and its overall acceptance. Hookup culture has a long history in Japan that dates back to the Edo period and is becoming increasingly accepted among younger generations who are less likely to adhere strictly traditional values regarding courtship rituals compared with older generations. Social media platforms have made it easier than ever before for people seeking out casual flings or one night stands without having worry about judgement from their peers which further contributes towards its growing acceptance within society at large.