| Period of share repurchase | Aggregate number of shares repurchased | Aggregate price of shares repurchased | Method of repurchase |
|---|---|---|---|
| August 14, 2017 – August 31, 2017 | 1,324,200 shares | 999,966,618 yen | Stock exchange |
| February 9, 2012 – April 27, 2012 | 1,238 shares | 25,703,090 yen | Stock exchange |
| July 15, 2009 – September 18, 2009 | 3,611 shares | 99,641,320 yen | Stock exchange |
| September 3, 2007 – December 28, 2007 | 3,125 shares | 118,222,650 yen | Stock exchange |
| March 22, 2005 – April 28, 2005 | 301 shares | 64,926,000 yen | Stock exchange |
| July 2, 2002 – June 26, 2003 | 34 shares | 5,740,000 yen | Stock exchange |