はじめてどうし 

[[Eroge]] by ZERO. The illustrator's name is unpublicized. 
Do not confuse "Dieselmine's game.":http://www.dlsite.com/maniax/work/=/product_id/RJ050077.html 

h4.Characters 

* [[Ubukata Yuuya]] 
* [[Ubukata Hatsumi]] 
* [[Oumi Saaya]] 
* [[Suguri Shiho]] 
* [[Kouda Yousei]] 

h4.See also 

* "Official page":http://zero.product.co.jp/products/hajimetedoushi/ 
* "Getchu":http://www.getchu.com/soft.phtml?id=376365 
* "Digital distribution site: DLSite.com":http://www.dlsite.com/pro/work/=/product_id/VJ005818.html 
hajimete doushi (zero)