December 17-23, 2018- Aikido International training seminar held from 18 to 22 December, 2018 under the guidance of Andre Cognard Hanshi along with several masters of Aikido Kobayashi Ryu, as part of 25 Anniversary Celebration.
October 2018 - Weapons training seminar organised by AAI under Avijit Mitra Sensei.
June 2017 - Aikido Training seminar and EFE under Piotr Nowakoski Sensei, Poland from 6th to 9th June, 2017
December 2016 - Aikido Training seminar and EFE under Andre Cognard Hanshi, Marcella Paviot Kyoshi and David Peaud Sensei, France from 5th to 11th December
October 2016 - Aikido Training seminar and EFE under Walter Oeschlager Shihan, Germany from 17th to 21st October, 2016
June 2016 - Aikido Training seminar and EFE under Michal Arct Sensei, Poland from 6th to 10th June, 2016
January 2016 - Aikido Training seminar and EFE under Barbara Broshet Sensei, France
October 2015 - Aikido Summer training seminar and EFE under Andre Maccario Kyoshi, 7th Dan, DNBK
May 2015 - Aikido Summer training seminar and EFE unde Salvadego Paolo Kyoshi, 7th Dan, DNBK
January 2015 - Aikido training seminar and EFE under Marcella Paviot Kyoshi at Calcutta
October, 2014 - Aikido weekend training seminar at Gangtok
March , 2014 - Aikijo & Aikiken seminar at Bishnupur
May 2014- Aikido Training Seminar and EFE under Gill PAscal Sensei (5th Dan) at Calcutta Judo Club, Kolkata
January 2014 - Aikido Training seminar and EFE (teachers training programme) under Cognard Hanshi and Paviot Kyoshi and Palazolo Sensei at Calcutta
May 2013 - Aikido Training seminar and EFE (teachers training programme) under Paviot Kyoshi at Calcutta
January 2013- Intensive training seminar under the guidance of Marchand Jerome Sensei, assisted by Flavien. Introduction of the first EFE (teachers training programme) for India.
August 2012 - 3AKH celebrating 30th anniversary at Bourg Argental Dojo, France
February 2012 - Aikido Training Seminar under Andre Cognard Shihan, assisted by Gill Pascal Sensei of France
April 2011 - Aikido Training Seminar 2011 under Marcella Paviot Shihan (6th Dan) and assisted by Marc-eric Callauid of France
November 2010 - Aikido Training Seminar 2010 under Walter Oelschlaeger Shihan (6th Dan) and his group from 3A, Germany
January 2010 - Aikido Training Seminar 2010 under Cognard Andre Shihan, Mennesson Pascal Sensei, David Peaud Sensei and Arphant Jerome Sensei, all from France
February 2009 - Aikido Training Seminar 2009 under David Peaud Sensei, Meda Carlo Sensei and Benoit Jolly Sensei from KAKKHH, France & Italy
February 2008 - Aikido Training Seminar 2008 under Walter Oeschlager Shihan from KAKKHH, Germany in February, 2008.
February 2007 - International Aikido Training Seminar 2007 under Cognard Shihan and host of senior teachers of KAKKHH from Italy, France and Poland.
December 2005 - Aikido Training Camp at Puri Beach, Orissa under Pascal Mennesson Sensei, France.
February 2005 - Aikido training camp was held from 6th February to 12th February, 2005 under the guidance of Shihan Paolo Salvadego (7th Dan), Italy. Around 30 participants were present during this camp.
March 2003 - An Intensive Aikido Training Camp under Pascal Mennesson Sensei in March, 2003. An Intensive Aikido and grading camp was held from 23rd February to 1st March. 2003 at Sports Authority of India, Salt Lake , Kolkata under the guidance of Sensei Pascal Mennesson (5th Dan). There were aroung 25 participants during this camp.
February 2001 - An Intensive Aikido Training Camp under Pascal Mennesson Sensei and Veronique Anselin Sensei in February, 2001. Another successful training and grading camp at Sports Authority of India, Eastern Region, Salt Lake, Calcutta, under the guidance of Sensei Pascal Mennesson (5th Dan) and Sensei Veronique Anselin (5th Dan), Kokusai Aikido Kenkhukai, France.
January 1999 - An Intensive Aikido Training Camp under Pascal Mennesson Sensei in January, 1999. A training camp under the guidance of Sensei Pascal Mennesson, 4thDan, Official Teacher from Academie Autonome d’Aikido, France. He was very impressed on the performance of the students. A grading was held where all the members were successfully graded to higher ranks.
May 1998 - An Intensiove Aikido Training camp under Avijit Mitra in May 1998. A 5-day intensive coaching camp was organized under Avijit Mitra and there was 40 participants
May 1997 - An Intensive Aikido Training camp under Avijit Mitra in May, 1997. Another 5-day Intensive Coaching camp was organized with an attendance of 65 participants
May 1996 - A 5-day training camp under Avijit Mitra in May, 1996. A 5-day coaching camp was organized t by the academy under Avijit Mitra, with 30 participants
November 1994 - An intensive training camp under Avijit Mitra in November, 1994. An intensive coaching camp was held which was open to all. There was around 45 participants. A demonstration was given by the instructors, Avijit Mitra and Debabrata Saha under the presence of eminent personalities like the Hon'ble Sports Minister of West Bengal, Mr Subhas Chakraborty and well known businessman, Mr. Bejoy Chandra of M/s. P.C. Chandra Group.
November 1993 - A Visit to France for further development of Aikido in November, 1993. Avijit and Debabrata (Bappa) went to France for advance training and stayed there for 36 days. They achieved more knowledge as they had the opportunities to stay and learn under various well-known teachers in France.
March 1993 - An Intensive Training camp under Andre Cognard Shihan and Pascal Mennesson Sensei in March, 1993. Intensive coaching camp in Aikido, held in Calcutta for one week. This time Master Andre Cognard, Director of 3A(presently 8th Dan), came specially for this camp. Sensei Pascal Mennesson accompanied him. Happy with the performance of the students, he again invited Avijit and Debabrata to get more training in France for the betterment of Aikido in India.
November 1992 - Visit to France for intensive training in Aikido in November, 1992. Two senior practitioners, Avijit and Debabrata, wre sponsored by 3A to receive advanced training in Aikido in France for one month. 36 days of rigorous training in Aikido techniques and its philosophy helped them to achieve more knowledge in spreading Aikido in Calcutta.
March 1992 - First Aikido Training Camp in Calcutta in March 1992. First Aikido camp in Calcutta under the guidance of Sensei Pascal Mennesson, who came from France to conduct this camp. A grading was held and after that the responsibility of spreading this art in India was given to Avijit Mitra and Debabrata Saha.