Nintendo Korea is back up so here's the press release:
http://www.nintendo.co.kr/PR/press_list.php?cPage1=1&cPage2=1&idx=274&press_div=P
Looking at the Taiwan and South Korean software lineups for December 1st launch and beyond:
Super Mario Odyssey, Disgaea 5, Wonder Boy: The Dragon's Trap, Puyo Puyo Tetris, Sonic Forces, Fate Extella, Super Bomberman R, Mario Kart 8 Deluxe and Mario+Rabbids will have Korean language options.
While Super Mario Odyssey, Mario+Rabbids, Mario Kart 8 Deluxe (will have Chinese language options patched in.), Puyo Puyo Tetris, Fire Emblem Warriors, USF2, Nobunaga and Three Kingdoms 13 will have Chinese language options.