赤嶺誠一 (Japanese Wikipedia)

Marques, M. O., & Oliveira, E. F. (2007): Sensei Seiichi Akamine Archived 2011-07-06 at the Wayback Machine. (ポルトガル語) Karatedo On-line (1 February 2007). Retrieved on 23 January 2011.

kenshingojuryu.com

Ken Shin Kan Goju Ryu Archived 2011-02-08 at the Wayback Machine. (c. 2010). Retrieved on 23 January 2011.

Silva, R. F. de la R. (c. 2010): History of Ken Shin Kan in Chile Archived 2006-04-27 at the Wayback Machine. Retrieved on 29 January 2011.

Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2007-09-08 at the Wayback Machine. (p. 1). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 2). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 3). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 4). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 5). Retrieved on 23 January 2011.

Marques, M. O., & Oliveira, E. F. (2007): Sensei Seiichi Akamine Archived 2011-07-06 at the Wayback Machine. (ポルトガル語) Karatedo On-line (1 February 2007). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2007-09-08 at the Wayback Machine. (p. 1). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 2). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 3). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 4). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): History of Ken Shin Kan in Chile Archived 2006-04-27 at the Wayback Machine. Retrieved on 29 January 2011.
Ken Shin Kan Goju Ryu Archived 2011-02-08 at the Wayback Machine. (c. 2010). Retrieved on 23 January 2011.
Silva, R. F. de la R. (c. 2010): Biography of Sensei Seiichi Akamine (1920–1995) Archived 2011-07-07 at the Wayback Machine. (p. 5). Retrieved on 23 January 2011.