Paul Hollywood begins his culinary and cultural road trip across Japan in Tokyo, where he experiences solo dining and karaoke, and goes on a karting tour dressed as a ninja turtle

Paul Hollywood continues his culinary journey across Japan. He boards the bullet train, visits Okinawa and gets a cookery lesson from an atomic bomb survivor in Hiroshima.

Paul Hollywood's culinary journey across Japan concludes as he enters a noodle-eating challenge, dines with the largest-ever sumo and goes on an 'eat-till-you-drop' tour in Osaka