Suggest Edits for MCC 440 MNC 70

Propose changes for the network operating as KDDI Corporation (au) in Japan. Your suggestions will be reviewed by an administrator before being published.

Network Location

Japan

Brand Name

The commercial brand name for the network.

Operator Name

The legal name of the network operator.

Network Description

KDDI Corporation, operating under the "au" brand, is a major mobile network operator in Japan (MCC 440), part of the broader Asia & Middle East region. Identified by the Mobile Network Code (MNC) 70, au competes primarily with NTT Docomo and SoftBank, forming the trio dominating the Japanese mobile telecommunications market. Au boasts widespread 4G LTE coverage and is aggressively rolling out 5G services across Japan, aiming to provide enhanced connectivity and faster speeds to its subscribers.

Known for its innovative marketing campaigns and collaborations with various companies, au offers a wide range of mobile plans, devices, and related services. They are significant players in the IoT (Internet of Things) space within Japan, and also have a number of sub brands that are popular within the country. Like other Japanese carriers, au prioritizes technological advancements and invests heavily in research and development to stay ahead in the competitive landscape. The network’s reliability and focus on customer service have contributed to its strong market position and it has made great strides to connect the more rural areas of the mountainous country.

A brief description of the network, its history, or services.

TADIG Code (Optional)

Transferred Account Data Interchange Group code.

Dialling Code (Optional)

Country dialling code, if applicable to this network entry (e.g., for a specific MVNO service).

Notes for Reviewer (Optional)

Provide any additional context or sources for your suggested changes.

Suggest Edits for MCC 440 MNC 70

au (KDDI Corporation)

Network Location

2G Technologies

3G Technologies

4G Technologies

Other Technologies