Kickstarter https://www.kickstarter.com/projects/sodapopminiatures/ninja-all-stars
English - Ninja All-Stars was funded on the Crowdfunding Kickstarter (See the campaign) platform on the Apr 21, 2015, the campaign lasted 28 days. 3,282 people helped funded the game, whose the amount requested was $70,000.00. Thanks to these 3,282 people the game could be funded up to $531,829.01, ~759.76%.
Boardgamegeek https://boardgamegeek.com/boardgameexpansion/219316/ninja-all-stars-yobuko
English - Yobuko is a Clan Ijin-themed Hero for Ninja All-Stars. Heroes bring potent new abilities to a player’s team that are entirely unique to them. Each Hero is themed to a single clan and make must-have additions for players who pick up the clan box.