- 2008 Jan 18: 竹内峯先生の変光星ノートのページを開始。A page for notes about variable stars by Professor Takeuti is added.
- 2008 Jan 5: 携帯電話で星座早見を追加。A page about the planisphare for mobile phones is added.
- 2007 May 20: 掲示板が荒らされるので廃止。The BBS page is closed because of so many spam posts.
- 2006 Nov 1: スタイルファイルをいじってみる。The style files for this wiki page are somewhat modified.
- 2005 May 21: 翻訳プロジェクト用の別のWikiを作成。Another wiki, dedicated to the translation of interesting books is prepared.
- 2005 Apr 26: 研究のページに以前通常の印刷物のために書いた脈動星の観測的課題の作成を開始。Pages about the problems of the pulsating variables to be challenged by photometric observations are added.
- 2005 Apr 19: 学会活動等のページを作成。A page related to the activities as a member of the astronomical societies is added.
- 2005 Apr 17: 県立大学での講義関係のページを作成。Some pages related to the lecture given at the University of Hyogo are added.
- 2005 Apr 9: @siteプロジェクトで試してみてWikiが更新しやすかったのでトップページも移行。Changed to the Wiki page from the top.