Who are the masters that are being held in jail?


In History Strongest Disciple Kenichi, the masters of Ryozanpaku and the One
Shadow Nine Fists are about to have an all-out war. They mention that there
are 2 masters trapped in a jail and that they won't get out because of their
pride. Who are these two masters and in which manga episode where they
defeated?




They're talking about:

![enter image description here](https://i.stack.imgur.com/A3i2O.jpg)

[Alexander Gaidar](http://kenichi.wikia.com/wiki/Alexander_Gaidar) and

![enter image description here](https://i.stack.imgur.com/KoqP6.jpg)

[Diego Carlo](http://kenichi.wikia.com/wiki/Diego_Carlo), both members of the
One Shadow Nine Fists and incarcerated at the ["Big
Lock"](http://kenichi.wikia.com/wiki/Big_Lock). Alexander was defeated in
[Battle 304](http://kenichi.wikia.com/wiki/Battle_304) and Diego was defeated
in [Battle 333](http://kenichi.wikia.com/wiki/Battle_333).




They're talking about:

![enter image description here](https://i.stack.imgur.com/A3i2O.jpg)

[Alexander Gaidar](http://kenichi.wikia.com/wiki/Alexander_Gaidar) and

![enter image description here](https://i.stack.imgur.com/KoqP6.jpg)

[Diego Carlo](http://kenichi.wikia.com/wiki/Diego_Carlo), both members of the
One Shadow Nine Fists and incarcerated at the ["Big
Lock"](http://kenichi.wikia.com/wiki/Big_Lock). Alexander was defeated in
[Battle 304](http://kenichi.wikia.com/wiki/Battle_304) and Diego was defeated
in [Battle 333](http://kenichi.wikia.com/wiki/Battle_333).

