åã2mmã®ãã§ã«ãããããã¯ãŒã¯ããŠ
çŸæ¯ãã§ã«ãã®ãã¯ããŒð¶ãš
ãè±ã®ããŒããäœããŸããð
YKKçä»ããŽãŒã«ããã¡ã¹ããŒ
å
åžä»ã
ããç¡ãã§ã
åã2mmã®ãã§ã«ãããããã¯ãŒã¯ããŠ
çŸæ¯ãã§ã«ãã®ãã¯ããŒð¶ãš
ãè±ã®ããŒããäœããŸããð
YKKçä»ããŽãŒã«ããã¡ã¹ããŒ
å
åžä»ã
ããç¡ãã§ã