I can read kanji so what it says from the last 3 rows are
Detail: HDP
Price: YEN 6600 (I assume it's 66,000)
Release Date: 2011
I'll bite that bullet if it's 6,600 yen ....
Getting a 3,000 yen kit to upgrade a toy doesn't make much sense in my book, but to each of its own. I will do that if the kit has extra parts that you won't need for the injection kit.
It's a great work to do though if you intend to go that route.
1/48 VF-1 Valkyrie Photo-Etched Parts:
http://www.hlj.com/product/HSG65793
The only thing that a toy manufacturer will do exclusive is they foresee it as "cold" item or low demand. Hence, only certain qty are going to be produced say 1,000 or 2,000 which limited to pre-order.
I actually have to chase down the USPS truck to get my book today.... love it.
Also, it's interesting to know that the landing gear below the cockpit actually have to pop out in battroid mode to make room for the rotation of pilot's seat.
You basically need to brush over the entire surface of the ball to create mass so the ball will become larger and hence create tightness and friction when the ball pops into the socket for motion again. Do it progressivelly until you have created the tightness that you wanted.