
Manga
Finished
Jul 11, 2002
10 chapters, 1 volumes
Meet Yui and Ryouko and the rest of the employees from the Penis Research Institute—an organization that offers women the joy and pleasure of 'both' worlds.[Written by MAL Rewrite]
P Souken, PTBCL, P Total Bio-chemical Laboratory, P総研
254
14
18
495
6 (3.4%)
1 (0.6%)
3 (1.7%)
11 (6.3%)
15 (8.6%)
33 (19%)
47 (27%)
30 (17.2%)
14 (8%)
14 (8%)