What do IVE‘s Jang Wonyoung, TWICE‘s Sana, aespa‘s Karina, and ILY‘s Wonhee have in common? IVE’s Jang Wonyoung | @for_everyoung10/Instagram They’re K-Pop’s hottest “visuals,” known for their gorgeousness all around. And it seems this holds true not only in South Korea but also in Japan. The quartet, nicknamed “Jang-Sa-Ka-Won,” was named “the four K-Pop faces” that Japanese teenagers most aspire to have as of 2024.…