Erm... so far the best I tried is Eiji Project (E.P.) which is the branch outlet from Japan. They have all the Japanese stylist, male and female to help you style your hair. Although the price is somewhat higher. But you'll definitely feel they're good after visiting them.

E.P. Hair Salon, Mid Valley
A-G-2, Ground Floor, North Point, Mid Valley City, Kuala Lumpur
Tel: 2287-0661 / 0662

Opening hours: 1030am - 0730pm Daily
(Close on Tuesday and the 3rd week of Wednesday)

Hikaru Hair Salon, Bukit Bintang
Shop 3, Ground Floor, Menara Keck Seng, 203 Jalan Bukit Bintang
Tel: 2142 2363

Opening hours: 1100am - 08000pm Daily
(Close on Tuesday and the 3rd week of Wednesday)

Their website: http://www.ephair.com/

Be sure to contact them and make a reservation before going there.