Seppuku severed by Hiroyasu Koga, a former kendo champion. Morita then attempted to perform seppuku himself, and when his own cuts were too shallow to be fatal, he gave the signal and he too was beheaded by Koga. This list of notable seppuku cases is in chronological order. The expected honor-suicide of the samurai wife is frequently referenced in Japanese literature and film, such as in "Taiko" by Eiji Yoshikawa, "Humanity and Paper Balloons", and "Rashomon". Seppuku is also referenced and described multiple times in the 1975 James Clavell novel, "Shōgun"; its subsequent the 1980 miniseries "Shōgun" brought the term and
Samurai Warriors 4 including Hidetada Tokugawa and Hideyori Toyotomi, both of whom received new character designs since both have never been playable in any game of the series. Samurai Warriors 4 Samurai Warriors 4, known in Japan as , is a hack and slash game by Koei Tecmo, and sequel to "Samurai Warriors 3". Unlike past "Samurai Warriors" games, this one only has Japanese voice overs. The game was made to celebrate the tenth anniversary of the series. While the game was confirmed to be in development for the PlayStation 3 as early as 2012, it was not until the SCEJA Press Conference