The Extreme Sukiyaki 2013

Okawa and Horaguchi (Yosuke Kubozuka and Arata Iura), two estranged college friends who reunite after losing touch for 15 years. After rekindling their old friendship, the duo decides to go on a road trip to the sea for a meal of sukiyaki, with Okawa's girlfriend (Kana Kurashina) and Horaguchi's old college flame Kyoko (Mikako Ichikawa) in tow. Why did Horaguchi suddenly show up, and is he hiding a secret about his past?