if you are looking for computers/gadgets: - technomart (Gangbyeon st. on line #2) - yongsan electric town (Yongsan st. on line #1) if you are looking for korean books: - books libro (north-east corner from lotte hotel/good selection of japanese manga translated to korean) - kyobo bookstore (near Kwanghwamun on line #5) - youngpoon bookstore (near Jonggak st. on line #1) i'm looking for musical instruments shops (bookshops do carry sheet music but i could not find what i have been looking for). if any of you have suggestion please drop me a note. tnx. itojun