A collaboration café for the TV anime “Diamond no A Act II -Second Season-,” based on the high school baseball manga by Yuji Terashima, will be held from November 10 to November 30, 2026, at Café Theater Terrace in Higashi-Ikebukuro, Tokyo, and at Princess Café Hirakata Mall in Osaka. Newly illustrated mini-character designs of Sawamura, Miyuki, and others serving coffee and food in their best outfits have been revealed, and mini-character merchandise featuring Halloween costumes is now on sale.