I had no hobby, so I took the Henteco test (Volume 1 whole volume)

Publisher: Yoshibunsha
Author: Mushroom mushrooms
Size: 148mm x 210mm
Number of books: 1
Language: Japanese
Category: Female manga, manga
Latest release date: 2013-08-17

Synopsis:
A comic essay that aims for a variety of certifications after decling a hobby manga artist's mushrooms with a momentum "make the test a hobby" and challenging various tests.☆ There are plenty of unusual interesting tests such as voice actors, okonomiyaki, and World Heritage Sites !!