This is more of a video review done by Hyperdouraku on the Tokyo Marui MK18 Mod.1 NGRS AEG that is sought after by airsoft players as the MK18 for airsoft is in vogue. As its model name indicates, this has the new generation recoil shock with electric blowback system for more realism. This was released last year so not exactly a new model.

But you can read the full text review done last year here (in Japanese). Below is the video review: