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HHKB Professional JP

PD-KB500J

Happy Hacking Professional JP PD-KB420W

The HHKB Professional JP line introduced a modified JIS-layout version of the HHKB. A Type-S variant was released a few years later. The JP line was released after the Professional 2 but does not include a USB hub.

PD-KB420B1 PD-KB420B2 PD-KB420B3 PD-KB420W1 PD-KB420W2 PD-KB420WS1 PD-KB420WS2 PD-KB420WS3

Model list

Model Number Model Name Layout Case Color Keycap color Legends Release Date
PD-KB420W HHKB Professional JP Modified JIS White White Dyesub 2008-11-10
PD-KB420B HHKB Professional JP Modified JIS Charcoal Charcoal Dyesub 2008-11-10
PD-KB420WS HHKB Professional JP Type-S Modified JIS White White Dyesub 2011-06-15
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