Online copy of: Keikan Hikkei Kenpō Zuka (警官必携拳法図解 - Policemans Illustrated Kenpō Handbook) Edited by Tetsutaro Hisatomi (久富鉄太郎 編) With Ryōi Shintō-ryū Jūjutsu (良移心当流 柔術) technique: Obi Hiki (帯引 - belt pull) on scanned double pages 30-31.