Umm, the latch is just to rear of the serial number. Pull the upper forward extention away from the action, whilst removing the bolt rearward...
It was a little stiff but the oil and some kind direction helped....
more the direction than the oil I should say
This is the first Japaneserifle I've ever held.
On the other hand WWII Allied force weapons
The rifling is extreme in this barrel![]()