Japanese Let's Note models updated for summer 2014

The Japanese "Let's Note" series of (barely-business-rugged? but stylish!) laptops have been updated for summer 2014:

ƒŒƒbƒcƒm[ƒgƒ‰ƒCƒ“ƒiƒbƒv”äŠr•\ | ƒpƒ\ƒRƒ“iŒÂlŒü‚¯j | Panasonic

Some minor spec bumps, e.g. Core i5 4310U instead of 4200U or 4300U in some offerings. Also I've noticed the MX3 has some new options: no optical drive option (only available in Silver body), and some Premium models have blue-ray player.