Mugai ryū iaidō
- Wikipedia – general information on Mugai ryū (EN)
- Kochokai facebook – the Facebook-page of Kochōkai (NL)
- Tenshinkai – dōjō of Luciano Morgenstern in Köln (DE/EN)
- Tenshinkai facebook – the facebook-group of Tenshinkai (DE/EN)
- SJOK – dōjō of Chris de Jongh in Groningen (NL)
- Suimokai – page with a lot of information on Mugai ryu (EN/JP)
- Honbu – dōjō of Niina Soke Japan (JP/EN)
- AAA – Aikikai Aikido Amsterdam dōjō of August and Pauline (NL)
Meifu Shinkage ryū shurikenjutsu
- Wikipedia – General information on Meifu Shinkage ryū (EN)
- KoryuBokken – Webshop with official MSR shuriken (EN, Arjan’s webshop)
- Honbu – dōjō of Otsuka soke in Japan (JP/EN)
Koryū (klassieke scholen in the algemeen)
- European Kobudo Convention – Biannual demonstration and lecture (EN)
- Aikidojo Amsterdam – Otake-ha Katori Shintō ryū in Amsterdam (NL)
- Katsujinken – Hatakeyama ha Katori Shintō ryū in Amsterdam (NL)
- Aikidojo Haarlem – Aikido and classical weaponclasses in Haarlem (NL)
- Shofukan – Japanse cultural center with Owari Kan ryū en Shinkage ryū heiho (NL)
- Koryu.nl – website with koryū-info for Nederland/Europa (NL/EN)
- KoryuBooks – website with a lot of articles on koryū budō (EN)
- Nihon Kobudō Kyokai – official website of this koryū-institution (JP)
- Nihon Kobudō Shinkokai – official website of this koryū-institution (JP)
Japanse zwaarden
- Token Sugita – website of the Dutch swordcollecting assosiation (EN)
- Japans zwaard – website of a Dutch swordcollector (NL/EN/DE)
- Japanese sword society Hawai – website with a lot of information (EN)
Materialen
- Tozando – for clothing and buki (JP/EN)
- The Samurai Workshop – for iaitō, shinken, bags and maintenance sets (EN)
- Japans zwaard – Dutch swordsales (NL/EN/DE)
- Koryubokken – for bokken and other trainingweapons (EN, Arjan’s webshop)
- Japanese book.com – old Japanse books (EN/JP)
