Here are 3 more that I just came across. Not sure if they look like they would be doing Tokais but worth looking into.
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http://www.sjmusic.co.kr/main.htm
HEAD OFFICE
ROOM 219-B, Sung Chang Bldg
#60-3, 2-Ga, Choong-Moo-Ro,
Choong-Gu, Seoul 100-012, Korea
C.P.O. BOX : 3607, SEOUL PHONE
82-2-773-6307, 82-2-776-3064,
FAX : 82-2-756-8421
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http://www.rira.co.kr/index-m.html
RIRA Musical Instrument Co.,Ltd.
Nam Dong industrial complex 157B-14L,
728-14 Gozan-Dong Nam-Dong-gu Incheon, Korea
TEL : 82-32-816-9193~5
FAX : 82-32-816-9196
E-MAIL :
[email protected]
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http://www.unsung.co.kr/html/products.html
http://www.unsung.co.kr/html/profile.html
An, Yong Soo
+82-32-577-4171,
+82-32-577-4172,
+82-32-577-4173
223-202 Seok Nam Dong,
Soe-Ku, In-chon, Korea