
The biggest changes will be to the middleweight and bantamweight divisions, with a change of +1.1kg and +1.2kg respectively. The modification comes in an attempt to help Japanese fighters who wish to fight abroad and to also help foreign fighters in Japan.
More Coverage: Sakuraba-Ralek Gracie | Sengoku Asia Bantamweight GP
Rival promotion DREAM is also taking steps towards complying to world standards as it will be holding its second event in a cage at DREAM.14 to be held on May 29th and are contemplating a permanent switch away from the ring.
SRC - Sengoku Raiden Championship 13 Fight Card:
Masanori Kanehara vs. Marlon Sandro
Maximo Blanco vs. Rodrigo Damm
Hiroshi Izumi vs. Chang Seob Lee
Weight Class Changes:
Heavyweight: 93.1kg+ (No change)
Light-Heavyweight: -93.0kg (No change)
Middleweight: -83.9kg (+0.9kg)
Welterweight: -77.1kg (+1.1kg)
Lightweight: -70.3kg (+0.3kg)
Featherweight: -65.8kg (+0.8kg)
Bantamweight: -61.2kg (+1.2kg)