Boron neutron capture therapy (BNCT) is a selective radiotherapy of damage tumor cells, and α particle produced by which is effective to prevent glioblastoma multiform recurrence. Clinical trails of BNCT were carried out in fifties to sixties of 20 century in developed countries, but it was limited because of the development of boron carrier and neutron source. This is a review of BNCT prospect on glioblastoma multiform.