Karate
- 1972: Started to train Karate at Saitama University Karate Club under the head coach Mr. Shigeo Suzuki who was the strongest Kumite and Kata player around 1970 and also could get daily Karate lesson directly from the Dream Team till 1976. At that time the Saitama University Karate Club organized their training six times a week and the training camp six times a year.
- 1975: 1st Place Kumite at All Saitama Prefecture Karatedo Championship.
- 1976: Starting to teach in the Netherlands based on the training from his past together with the original Genseiryu Karate with the book from founder of Genseiryu Mr. Seiken Shukumine “Shin Karatedo Kyohan”
- 1978: 1st Place Kumite, Middle Heavy Class and Open Class at All Netherlands (Protector) Karatedo Championship in Amsterdam, Netherlands.
- 1982: 1st Place Kumite in Heavy Class and 1st Place in Kata at World (Protector) Karatedo Championship in Tokyo, Japan.
- 1983: 1st Place Kata at World (Protector) Karatedo Championship in Maracaibo, Venezuela.
- Was introduced to former WUKO (WKF: https://www.wkf.net/) First General Secretary Mr. Eiichi Eriguchi by head Shotokan instructor in Venezuela Mr. Kunio Tanabe.
- 1984: Coaching Venezuela national team during the World Karate Championship (WUKO) in Maastricht, Netherlands and met Vice President of JKF(https://www.jkf.ne.jp/) Mr. Koichi Mano.
- December 1984: Mr. Mano introduced head of Genseiryu Butokukai Mr. Kunihiko Tosa to Nobuaki Konno at the Nippon Budokan in Tokyo and received the Butokukai Genseiryu book “Karatedo Kyohan 2” from Mr. K. Tosa as a gift.
- 1985 – 2001: in Ito, Japan (https://en.wikipedia.org/wiki/It%C5%8D,_Shizuoka), could meet and train with founder of Genseiryu Mr. Seiken Shukumine, sometimes together with other Genseiryu Shihans.( http://www.gensei-ryu-honbu.com/sibu.html)
- 1987: Established KLM Karate Club in the Netherlands with KLM (www.klm.com) support.
- 1987: With the support from Mr. Rob Zwartjes (WKF 9 Dan) KLM Karate Club became a official member of the Netherlands Karate-Do Federation KBN (https://www.kbn.nl/). Mr. R. Zwartjes is an advisor of KLM Karate Club from the very beginning.
- 1990: Established the Foundation International Karatedo Center (IKC) to promote Genseiryu and Karate in general.
- 1991: Former Prime Minister of the Netherlands Mr. Andreas van Agt. (https://en.wikipedia.org/wiki/Dries_van_Agt) became an Honorary President of IKC. Mr. A. van Agt gave his support to IKC and also travelled to Japan together with Nobuaki Konno in 2003.
- 1992: Mr. Eiichi Eriguchi (Former WKF First General Secretary) became an advisor of IKC.
- 1994: IOC member Mr. Anton Geesink (https://en.wikipedia.org/wiki/Anton_Geesink) became an advisor of KLM Karate Club and IKC. Mr. A. Geesink joined at the Genseiryu meeting in Tokyo together with founder of Genseiryu Mr. Seiken Shukumine and his Genseiryu group.
- 1994: Visited Mr. Koichi Mano (WKF General Secretary/Vice President JKF) in Tokyo together with Mr. Anton Geesink to discuss the future of Karate.
- 1996: Mr. Koichi Mano gave his support to Genseiryu Netherlands, KLM Karate Club and IKC.
- 1997: Received the Genseiryu 6 Dan and Genseiryu Shihan Diploma directly from founder of Genseiryu Mr. Seiken Shukumine.
- 2000: Organized the 3rd Open European Karatedo Championship to commemorate 400 Years Relationship between the Netherlands and Japan in Amsterdam, Netherlands.
- 2001: Organized the European Genseiryu Karatedo Training Camp in the Netherlands.
- 2001: Recognized by KBN Netherlands Karatedo Federation as the official Genseiryu teacher.
- 2001: Organized the First Japanese Embassy Cup Karatedo Championship in the Netherlands.
- 2003: Organized the World Genseiryu Karatedo Memorial Training Camp for founder of Genseiryu Mr. Seiken Shukumine and founded World Genseiryu Karatedo Federation (WGKF) in Oviedo, Spain.
- 2006: Received the Genseiryu 7 Dan from the Genseiryu Headquater in Shizuoka, Japan. Also recognized by the Karate Bond Nederland (KBN).
- 2010: Wrote a Japanese book “Future of Karate – Evolving with the Olympic” as one of Olympic movements for the “Karate → Olympic”.
- 2014: Made the English Book “Future of Karate – Evolving with the Olympic” in New York and the book was sent to IOC President Mr. Thomas Bach and all other IOC Executive Board Members by Mr. Martin Franken, who was secretary of Mr. Anton Geesink more than 25 years, on 23 October which is the same day when Mr. Anton Geesink won his Gold Medal at the Tokyo Olympic in 1964.
- 2015: Received 8 Dan from World Karate Federation.
- 2016 – 2018: Realized the naming “Karate” for the new Tulip together with Mr. Jan Pennings who was a vice Chairman/board member of Keukenhof. (https://keukenhof.nl/en/)
- 2018: Received the Certified Kumite Coach Diploma from World Karate Federation.
- 2021: Appointed as Special Advisor and Assistant to the President of KBN.
His work experience and others:
- 1984 – 2005: Established IAC (International Avenue Center) consulting company to promote the relationship between the Netherlands and Japan
- 1986 – 2019: KLM Employee
- 1987 – present: KLM Karate Club’s Chairman
- 1991 – present: Consul for Japan at the Four Days March in Nijmegen, Netherlands (https://www.4daagse.nl/en/)
- 1992 – present: Genseiryu representative in the Netherlands, appointed by founder of Genseiryu Mr. Seiken Shukumine directly in Ito city Shizuoka, Japan
- 2007 – 2019: KLM Sports Ambassador
- 2011 – 2019: KLM Liaison Officer
- 2020 – present: KLM Netherlands Liaison Advisor
- 2020 – present: Advisor in the Netherlands for Tottori Flower Park in Tottori, Japan (http://www.tottorihanakairou.or.jp/en/)