Doujinshi with title Tanemaki Sanae no "Chimpo Kenkyuushitsu"~ Hutanarikei Joshidaisei ga Tomodachi ♀ Manko de Kimeseku Jikken~ and alternative title Sanae Tanemaki's "Penis Laboratory" ~ A Story About a Futanari Science Student Who Performs an Aphrodisiac Fueled Sex Experiment on Her Friend's Pussy~ | 種巻早苗の『ちんぽ研究室』～ふたなり理系女子大生が友達♀まんこでキメセク実験する話～