Akane the Kunoichi (Steam key/Region free).

http://store.steampowered.com/app/291130/
You are Akane, a Kunoichi ninja secretely loving her master Goro, a noble samurai. One day Goro is kidnapped by the evil Hiromi and her minions - you have to rescue him, but it won´t be an easy task!
Many enemies will try to stop you, and you´ll have to be brave to fight against the evil ninjas and huge monsters loyal to Hiromi.

- 3 secret ninja techniques
- 5 different environments
- 5 huge bosses
- 15 stages
- 45 hidden Charming Lost Kimonos to catch!!!

For more information:
Homepage: http://www.haruneko.com Facebook page: http://www.facebook.com/HarunekoEntertainment Twitter: @harunekogames

"The bosses in the game are impressive and fun." www.ztgd.com - 8.5/10
"Impressive Graphics, Visuals & Artwork" www.gamingtruth.com - 8.5/10
"Akane defines what a downloadable title should strive to be: loaded with content, affordable, and genuinely fun." www.digitallydownloaded.net - 5/5
"those crazy kids at Haruneko know what made well-remembered games worth remembering" - www.honestgamers.com - 8/10
"a really cool game" www.armlessoctopus.com - 4/5