電通現役戦略プランナーのヒットをつくる「調べ方」の教科書 is the #1 Bestseller in Business Management on Amazon Japan, a Landmark Work by a Current Strategic Planner at Dentsu and Essential Training Insights from Advertising Giant Dentsu. As designer, I designed book cover for this book and it is going to be published by CHEERS 湛庐 (publisher)in the early 2025 officially.