1) Year 1988 – Around 600 Tamilnadu Reserve Police given Karate training for 3 months in Thanjavur

2 ) Year 1997 – A Mega Demonstration was conducted in Gurudayal Sharma Mandapam, Thanjavur

3 ) Year 2000 – 10 boys & girls participated in National Shito-Ryu Karate competition held at Darjeeling in that 5 boys & 1 girl selected for International Karate competition.

4) Year 2001 – National Shito-Ryu Karate competition held at Bangalore, in this Senior Karate Master Sensei Allen from Cannada was the chief guest, who introduced Shito-Ryu in India, In this competition around 30 students participated & won many prices

5) Year 2002 - National Shito-Ryu Karate competition held at Dindugal, the Chief Guests of this events were Senior Karate Master Sensei Allen from Cannada & Senior Karate Master & WSKF Head Sensei Mihuchi from Japan, also in this competition around 30 students participated & bagged significant number of prices

6 ) In the year 2004 – All India Shito-Ryu Karate competition held at Orissa, in this competition around 35 students participated & won many prices was a memorable moments for us

7 ) In 2006 - Dragon Shito-Ryu karate School got a recognition from Singapore Shito-Ryu Karate Association

8 ) Year 2006 – Karate training camp held at Madurai, Dragon Shito-Ryu karate School students actively participated in the event, training given by Singapore Shito-Ryu Karate Association President Sensei Wang & Headed by ASKF president C.S. Arun Machaiah

9) In 2007 ASKF President C.S. Arun Machaiah honoured as Chief Guest in the 6th Inter School Karate Championship held at Thanjavur

10) Year 2009 – 45 students actively participated in Sensei Wang Technical seminar camp held in Mysore

11) In 2011 – Karate seminar camp held in Mysore,Trainers were Sensei Sukhamoto (Japan ) along with him two trainers from Japan joined Sensei Kawatta ( Japan ) along with Sensei Wang, Treasurer Singapore Karate Association, Sensei GeorgeTan from Malaysia Karate Association conducted the training. ASKF president C.S. Arun Machaiah organised the event successfully, 60 school students from Dragon Shito-Ryu karate School participated with enthusiasm

In 1989 he started the journey as a Instructor in Thiruvayaru that was the very first Karate class, from 1995 he started developing many Karate students.