The Number 69 comes from captain Kensei who saved him from a hollow.
Yes Kensei Muguruma is dead. He was killed by Zaraki but many people are speculating that Kensei may return to Bleach.
Episode 209, it is now subbed and dubbed.
Kensei Hasegawa was born in 1943.
Kensei Mizote was born in 1942.
Ken Kensei is 5' 6".
Kensei Mikami is 180 cm.
http://bleach.wikia.com/wiki/Kensei Kensei in bleach anime was the captain of squad 9. he had saved Hisagi (current lieutenant of squad 9) when he was a child. Kensei has a 69 tattoo on his chest (the "6" for his last name, "Muguruma", which uses the kanji for "6" in it; the "9" for 9th Division), which the young Hisagi saw and later copied by tattooing his face with the same number. now he is a Vizard (a group/race of fomer Shinigami who acquired Hollow powers) along with his former lieutenant Mashiro.
The name kensei means "sword saint"
Ken Kensei was born in 1954, in Kochi, Japan.
Takezo Kensei Sword Saint - 2007 Chapter 4 Part I Kensei and the Dragon 1-4 was released on: USA: 2007
Takezo Kensei Sword Saint - 2007 was released on: USA: 27 August 2007