Japan’s largest Yakuza crime syndicate has pledged to end its longstanding war with a rival faction and refrain from causing “trouble,” authorities said, as the mafia-like groups contend with falling ...

The lawsuit names four defendants including the group’s boss, 83-year-old Kenichi Shinoda, better known as Shinobu Tsukasa.

According to the sources, the document — filed Monday by Yamaguchi-gumi executives with the Hyogo Prefectural Police headquarters in Kobe — also says the crime syndicate will not cause any ...