Artist, illustrator.
Japanese name: ε€§εΊ ι·δ» (O-ide Chosuke or Ooide Chousuke)
Pixiv account: γγ«γ‘γγγη΄γγͺγγͺγ³δΊηε
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Circle & site name: γγ«γ‘γγγη΄γγΎγγ (Helmet ga Naosemasen, aka. βI Can't Repair The M3 Tactical Helmet, Sir!β)