Abstract
The old KEK proton synchrotron, which was shut down in 2005, had played an important role for the development of strangeness nuclear physics together with the BNL AGS since 1990s. Here, I would like to pick up several important achievements.
Notes
1See the detail at http://j-parc.jp/NuclPart/PAC_for_NuclPart_e.html .