No Residential Database for Japan :

For the moment there is no residential Database
or Phone Number Listing available in Japan.

No Residential Listing
NTT, Nippon Telephone and Telegraph,
the historic Phone Company of Japan
does not have any Residential Listings
They only publish a Business Directory

Directory Assistance over the Phone by NTT
NTT communicates phonenumbers via Directory Assistance
which can only be called from inside Japan

search with a People Search Service
charges involved
Japan People Search via Japan

Government of Japan
Japan Gov Search
this search engine goes through
all the Japanese Gov Sites and the Japanese ministeries,
The person you are looking for
might be mentioned somewhere.

Business Directories for Japan
including NTT Directories
NTT Town Pagz

search in another country

Phone Book of the
Phone Book of the
Annuaire du

good luck ...