Ogasawara Yuuto is a writer for the magazine "Weekly Kadokawa." His current project is an article about mysterious sumo wrestler stickers that have been appearing around the city. With the deadline looming, the appraiser he was depending on to examine the stickers has suddenly quit. A desperate online search finds him Rinda Riko, All-Round Appraiser Q. Possessing a keen eye for details and a vast amount of knowledge, she is an appraiser who can find the truth behind anything! Adapted from the Novel series by Matsuoka Keisuke of the same name. Related Link: [Tokutou Tenjouin α no Nanjiken](https://www.mangaupdates.com/series.html?id=106887) - Spin-Off