https://en.wikipedia.org/wiki/EXceed

Developer: Tennen-sozai

http://www.tennen-sozai.com/

Publisher: Nyu Media

https://www.nyu-media.com/

Released in December 2009. Steam version released in 3 August 2012.

Steam trading cards consist of 7 artwork, each with a different character sprite with portrait on a themed background and game logo in one corner.

Steam profile backgrounds consist of 5 artwork, each with a different character sprite on a black background.

Game consists of 2 CGs, one at normal ending and one at true ending.

Game and soundtrack DLC consists of 16 BGM altogether.

BGM FIY UP and Maid to Order in YouTube by 7TC7

7TC7's eXceed 3rd - Jade Penetrate Black Package OST playlist on YouTube

https://www.youtube.com/playlist?list=PLfStbN_tX2Z11XdHyHUF7Dee7dBMfgxl2

Normal ending on YouTube by zero007ist

Full gameplay video with true ending on YouTube by VioletHatPurple

Full review of game:

eXceed 3rd - Jade Penetrate Black Package - Review (sinicalanimenetwork.com)

Steam store page:

https://store.steampowered.com/app/207400/eXceed_3rd__Jade_Penetrate_Black_Package/