Another Kouga Yun’s artbook, 20000423 Jibunteki Komipa Kinen Raugh Shuu, uploaded. It is the collection of rough (and often ecchi) sketches. Can anyone identify a cover character? I’ve looked through the pictures several times, but still can’t guess the subject.
Title: ２００００４２３ 自分的こみパ記念ラフ集
Released: April 2000
Pages: 18
Dedicated to: Sorry, no idea. 
High quality scans 
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