Summary:
Web manga, alternate version and semi-NSFW version of Prince Akihiko. Prince Azumahiko's journey with his sword princess and gf, princess Akoreaeve-Achan to become a respected prince and great classical pianist in futuristic Aippon empire at 27th century. He wants to achieve all of that, meanwhile at the same time, the empire and world threatened from other unimaginable dark force empires.
