[원신 만화]원신 if 샘플본
8월 14일부터 온라인 구매 가능
https://www.melonbooks.co.jp/detail/detail.php?product_id=1579421
https://arca.live/b/genshin/55831172
https://twitter.com/takaiishiki4/status/1555155088267948036?t=qdjsD1pa-bs-_W1SUNeEMg&s=19