Wonderful☆Opportunity ('ワンダフル☆オポチュニティ) or simply wanopo (ワンオポ) is a doujin circle consisting of Jesus-P and Minus-P. They first published their work on September 2, 2009. At first, they mainly focus on using Kagamine Rin, however have produced works using Kagamine Len as well as time passes. Their signature song is "Rimokon" which has over 1 million views on Nico Nico Douga, and was also featured in the rhythm game "Project Diva f". Other notable songs include, the "Virus Resistance" Series, "8HIT", and "Mastering!".