(CJL) Center for Japanese Language, Waseda University
Location: Tokyo

JET Academy
Location: Tokyo

Bunka Institute of Language
Location: Tokyo

ARC Academy Japanese Language School
Location: Tokyo / Kyoto

ISI Japanese Language School
Location: Tokyo / Kyoto / Nagano

KAI Japanese Language School
Location: Tokyo

Shinjuku Japanese Language Institute
Location: Tokyo

Sendagaya Japanese Institute
Location: Tokyo

ECC Kokusai College of Foreign Languages
Location: Osaka

ECC Japanese Language Institute, Nagoya school
Location: Aichi / Tokyo / Hyogo

Yokohama YMCA Japanese Language School
Location: Kanagawa

Akamonkai Japanese Language School
Location: Tokyo

Hokkaido Japanese Language Academy
Location:  Sapporo

IAY International Academy Japanese Language School
Location:  Sapporo

Yu Language Academy Sapporo
Location:  Sapporo

Kobe YMCA College
Location:  Kobe, Hyogo

Fukuoka YMCA Japanese Language School
Location:  Fukuoka

Kitakyushu YMCA College
Location:  Kitakyushu