There is almost no doubt that Yuichi Konno (今野 裕一) is pkonno2002.
To be precise, Yuichi Konno is not an employee of Media Factory.
Yuichi Konno was a representative of the publisher “Peyotl Kobo” (ペヨトル工房).
Milky Isobe also belonged to Peyotl Kobo.
Peyotl Kobo was inventing rules and how to play Pokemon cards.
Takumi Akabane (赤羽 卓美) says that Yuichi Konno is the fourth developer.
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