

| Feb. 1977 | Joined Japan Management Association |
|---|---|
| Oct. 1984 | Joined SOFTBANK Corp. Japan (currently SOFTBANK CORP.) |
| Feb. 1988 | Director of the Company |
| Apr. 1993 | Executive Director of the Company |
| Sept. 1999 | Representative Director & President, SOFTBANK COMMERCE CORP. (currently SOFTBANK BB Corp.) |
| June 2000 | Director of SOFTBANK CORP. (to present) |
| Feb. 2004 | Vice President & COO, SOFTBANK BB Corp. (to present) |
| July 2004 | Director, JAPAN TELECOM CO., LTD. (currently SOFTBANK TELECOM Corp.) |
| Apr. 2006 | Director, Executive Vice President & COO, Vodafone K.K. (currently SOFTBANK MOBILE Corp.) |
| Oct. 2006 | Senior Executive Vice President & COO, Representative Director, SOFTBANK TELECOM Corp. (to present) |
| June 2007 | Senior Executive Vice President & COO, SOFTBANK MOBILE Corp. (to present) |
| June 2007 | Senior Executive Vice President & COO, SOFTBANK BB Corp. (to present) |
| Aug. 2010 | Trustee, WILLCOM, Inc. (to present) |
| Nov. 2010 | Representative Director & President, WILLCOM, Inc. (to present) |