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Last Updated:
2024-09-22 08:21:10

KDDI Corporation

Japanese telecommunications operator
Japanese telecommunications operator

KDDI Corporation, established in 2000, is the second-largest mobile provider in Japan. It offers mobile cellular, ISP network, long-distance, and broadband services under various brands.

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1953-03
Foundation of KDDI

In March 1953, KDDI was founded, marking the beginning of its establishment and presence in the telecommunications sector.

1984-06-01
Founding of KDDI Corp.

KDDI Corp. was founded by Kazuo Inamori on June 1, 1984 in Tokyo, Japan. The company operates in various segments including Personal Services, Value Services, Business Services, Global Services, and Others, providing telecommunications and related services.

1993-09-03
Initial Public Offering (IPO)

On September 3, 1993, KDDI Corporation obtained 17.025 billion yen through its Initial Public Offering (IPO), increasing its capital to 27.853 billion yen. Subsequently, the company's shares were listed on the Second Section of the Tokyo Stock Exchange.

1994-05-20
Stock Split for Common Shares

On May 20, 1994, KDDI Corporation implemented a 1.1 for 1 stock split for its common shares, adjusting the number of outstanding shares.

1994-08-02
Splitting of Common Shares

On August 2, 1994, KDDI Corporation split its common shares, reducing the face value from 50,000 yen to 5,000 yen.

1994-11-19
Public Offering of New Shares

On November 19, 1994, KDDI Corporation obtained 25.551 billion yen through a public offering of new shares, increasing its capital to 53.404 billion yen.

1995-09-01
Missing Information

No specific event mentioned for September 1, 1995.

1996-12
KDD sets up liaison office in Hanoi, Vietnam

In December 1996, KDD established its liaison office in Hanoi, Vietnam, aiming to expand its presence and provide ICT services in the region.

1998-03-03
Capital Increase through Shares Allocation to Kyocera Corporation

On March 3, 1998, KDDI Corporation increased its capital by 19.23 billion yen by issuing new shares to Kyocera Corporation. The total capital of the company reached 72.634 billion yen after this transaction.

1999-04
Merger of Kokusai Denshin Denwa Co., Ltd. (KDD) and Teleway Corp.

KDD Corporation was formed as a result of the merger between Kokusai Denshin Denwa Co., Ltd. (KDD) and Teleway Corp. in April 1999.

2000-09-30
Event Unspecified

No specific event mentioned on September 30, 2000 related to KDDI Corporation.

2000-10-02
Formation of KDDI

On October 2, 2000, DDI CORPORATION, KDD Corporation, and IDO CORPORATION merged to create a new company known as KDDI. The new entity operated under the KDDI corporate brand.

2002-04-01
Launch of 3G networks using CDMA2000 1x technology

On April 1, 2002, au by KDDI initiated the operation of 3G networks employing CDMA2000 1x technology.

2003-11-28
Launch of EV-DO Rev 0 service in CDMA 1X WIN brand

On November 28, 2003, au by KDDI introduced the EV-DO Rev 0 service under the CDMA 1X WIN brand, setting a new standard in Japan's mobile communication sector with fixed-rate data plans.

2005-06-15
10 million Chaku Uta Full song downloads

By June 15, 2005, customers had downloaded 10 million full length Chaku Uta Full songs within six months of its introduction.

2006-01-01
Merger of KDDI Corporation, and POWEREDCOM Inc.

On January 01, 2006, KDDI Corporation merged with POWEREDCOM Inc. The merger ratio was set at 0.032 shares of POWEREDCOM Inc. for one share of KDDI Corporation.

2006-01-26
Launch of Mapion Local Search on KDDI Network

On January 26, 2006, the first pointing local search application, Mapion Local Search – Powered by GeoVector, was introduced on the KDDI network for GPS and compass equipped handsets.

2007-02-20
Integration of TEPCO's internal optical network company into KDDI

TEPCO integrated its internal optical network company into KDDI through an absorption-type corporate split. As a result, 144,569 shares, including 57,562 newly issued shares, were allotted to TEPCO.

2007-03-23
Corporate Separation of TEPCO and KDDI

TEPCO and KDDI underwent a corporate separation process during this period. The details of this separation were not specified in the provided information.

2008-03-31
Closure of TU-KA

TU-KA, a subsidiary of KDDI and a 2G PDC cellular operator in Tokyo, Nagoya, and Osaka, known for featuring Ayumi Hamasaki in commercials, ceased operations on March 31, 2008.

2009-04
Introduction of iida brand

The collaboration between KDDI and Naoto Fukasawa led to the establishment of the iida brand in April 2009, marking a new era for au's mobile products.

2011-10-21
Acquisition of CDNetworks by KDDI

On October 21, 2011, KDDI acquired Content Delivery Network CDNetworks for $167 million, expanding its digital infrastructure capabilities.

2013-07-12
KDDI Corporation Establishment

KDDI Corporation, a telecommunications services company, was established on July 12, 2013.

2014-03
Achieved 99% population coverage ratio for platinum band 800MHz 4G LTE

By March 2014, KDDI achieved a remarkable 99% population coverage ratio for their platinum band 800MHz 4G LTE network, expanding their reach significantly.

2014-05
au WALLET service launched

In May 2014, KDDI introduced the au WALLET service, offering customers a new payment solution.

2014-07
Collaboration with Sumitomo Group and Myanmar Post and Telecommunication

In July 2014, KDDI together with Sumitomo Group signed an agreement with Myanmar State owned Myanmar Post and Telecommunication (MPT) to jointly operate a mobile phone service in Myanmar for the next 10 years, marking a significant international partnership.

2014-08
KDDI's Undersea Data Transmission Cable Project

In August 2014, KDDI collaborated with global companies, including Google, to build a 60Tbit/s undersea data transmission cable connecting the US West Coast and Japan. The cable became operational in June 2016.

2015-08-03
Current Status as of August 3, 2015

As of August 3, 2015, KDDI had reached a certain milestone or status that may have been noteworthy in its corporate journey.

2016-05-18
Cancellation of Treasury Stock Shares

On May 18, 2016, a total of 70,396,543 shares of treasury stock were cancelled.

2017-05-12
Acquisition of Treasury Stock Shares

Between May 12, 2017, and September 22, 2017, KDDI Corporation acquired 33,526,600 shares of treasury stock.

2017-05-17
Cancellation of Treasury Stock Shares

On May 17, 2017, a total of 33,280,732 shares of treasury stock were cancelled.

2024-02-08
KDDI Corporation Modified Date

On February 8, 2024, KDDI Corporation had a modification in its operations or structure.

2024-03-28
KDDI Corporation Stock Market Closing

The KDDI Corporation stock closed at $14.76 on March 28, 2024, with a slight fluctuation in the market.

2024-04-01
KDDI Corporation Stock Market Closing

On April 1, 2024, the KDDI Corporation stock closed at $14.66, showing a decrease from the previous day.

2024-04-02
KDDI Corporation Stock Market Closing

The KDDI Corporation stock closed at $14.62 on April 2, 2024, with a decrease of 0.27% from the previous day's closing price.

2030
KDDI VISION 2030

KDDI's vision for the year 2030.

End of the Timeline
KDDI Corporation
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