【まとめ買いパック★描き下ろし漫画特典付き★】きりゅーとさくらシリーズ（出演：浦和希、大塚剛央）・スギくんと忠志くんシリーズ（出演：千葉翔也、小林千晃）

DLsite

DLsite has an English site. If the page opens in Japanese, choose English in the “Select Language” prompt or the language menu at the top right. Its payment guide says cards issued outside Japan may not go through, and paying with DLsite points may be easier. DLsite payment guide · Buying Japanese audio works on DLsite from outside Japan