JIS A 4702 (designation to be confirmed) Japanese door and hardware standard
Published as a placeholder. Japanese lock cases are usually specified by maker part number; the applicable JIS designation for the hardware itself is not yet confirmed in this catalog.
What it actually decides
- To be confirmed by a contributor in Japan
Applies to these lock types
Japanese mortise case and cylinder (MIWA / GOAL style)
Why a retrofit designer cares
Until the designation is confirmed, use maker part numbers as the interchange key for Japanese doors.