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2023 January 29   Diary was updated.

2022 December 30   Diary was updated.

2022 November 27   Diary was updated.

2022 October 23      Diary was updated.

2022 September 25  Diary was updated.

2022 August 28       Diary was updated.

2022 July 30            Diary was updated.

2022 June 5            Diary was updated.

2022 May 29           Diary was updated.

2022  April 30         Diary was updated.

2022  March 21       Diary was updated.

2022  February 12   Diary was updated.

2022  January 8       Diary was updated.

2021  December 31 Diary was updated.

2021  November 20 Diary was updated.

2021   October 12 Diary was updated.

2021   September 19 Diary was updated.

2021   August 31 Diary was updated.

2021   July 31 Diary was updated.

2021   July 22 Diary was updated.

2021   June 27 Diary was updated.

2021  May 29 Diary was updated.

2021  April 24 Diary was updated.

2021  March 21 Diary was updated.

2021  February 23 Diary was updated.

2021  January 17 Diary was updated.

2020  December 26 Diary was updated.

2020  November 15 Diary was updated.

2020  October 25   Diary was updated.

2020  September 23   Diary was updated.

2020  August 24   Diary was updated.

2020 July 5           Diary was updated.

2020 June 27        Diary was updated.

2020 May 29        Diary was updated.

2020 April 29        Diary was updated.

2020 March 25      Diary was updated.

2020 February 11  Diary was updated.

2019 January 25  Diary  & Comet observation data were updated.

2019 December 28  Diary  & Comet observation data were updated.

2019 November 25  Diary  was updated.

2019 October 31     Diary  was updated.

2019 September 28 Diary  was updated.

2019 August 9         Diary  was updated.

2019 July 29            Diary  was updated.

2019 June 29            Diary  was updated.

2019 May 6             Diary  was updated.

2019 April 14           Diary  was updated.

2019 March 24        Diary  was updated.

2019 February 18     Diary  was updated.

2019 January 20       Diary  was updated.

2018 December 19   Diary  was updated.

2018 November 16   Diary  was updated.

2018 October 16    Diary  was updated.

2018 September 23 Diary  was updated.

2018 August 13      Diary  was updated.

2018 July 21           Diary  was updated.

2018 June 30          Diary  was updated.

2018 June 24          Diary  was updated.

2018 May 27          Diary  was updated.

2018 April 18          Diary  was updated.

2018 February 26    Diary and Comet hunting Wear  were updated.

2018 January 28      Diary  was updated.

2017 December 25  Diary  was updated.

2017 December 2    Diary  was updated.

 2017 November 18 Diary  was updated.

 2017 October  29   Diary  was updated.

 2017 September 5  Diary  was updated.

 2017 August 6       Diary  was updated.

2017 Juy 23          46 cm (18") homemade reflector and Diary  were updated.

2017 July 1           Link to  "Interview to Murakami"  by  S. Kurti  was added.

2017 June 11         Diary  was updated.

2017 May 4           Diary  was updated.

2017 April 1           Diary  was updated.

2017 March  4        Diary  was updated.

2017 Febryary 5     Diary  was updated.

2017 January 9       Diary  was updated.

2016 December 8   Diary  was updated.

2016 November 17 Diary  was updated.

2016 November 6   Diary  was updated.

2016 October 16    Diary  was updated.

2016 September 25 Diary  was updated.

 2016 September 4  Diary  was updated.

 2016 August 16     Diary  was updated.

2016 July 17          Diary  was updated.

2016 June 12          Diary  was updated.

2016 June 5            Diary  was updated.

 2016 May 21          Diary  was updated.

 2016 May 15          Diary  was updated.

2016 April 9           Diary  was updated.

 2016 March 20       Diary  was updated.

2016 March  6        Diary  was updated.

2016 February  14  Diary  was updated.

 2016 February  11  Diary  was updated.

2016 January  23    Diary  was updated.

2016 January  9       Diary  was updated.

2015 December 13  Diary  was updated.

2015 December 5  Diary  was updated.

2015 November 8  Minor revision of Top page. Diary  was updated.

2015 October 25  On the page of Conference on Comet and Astronomy: Video "A visual discovery of comets is still possible: See stars by heart" was uploaded. 
                             Astrophotography and Diary  were updated.

2015 October 12  Diary  was updated.

2015 September 27  Diary  was updated.

2015 September 12  Diary  was updated.

2015 September  6   Diary  was updated.

2015 August 10   Diary  was updated.

2015 July 30         Diary  was updated.

2015 July 14         Diary  was updated.

2015 July 12         46 cm (18") homemade reflector  was updated.

2015 July 11         Diary  was updated.

2015 June 29         Diary  was updated.

2015 June 1          Diary  was updated.

2015 May 15       Diary  was updated.

2015 April 26       Diary  was updated.

2015 April 7         Diary  was updated.

2015 March 19     Diary  was updated.

2015 March 4       Diary  was updated.

2015 February 18 Diary  was updated.

2015 January 24  Diary  and Telescopes & Accessories were updated.

2015 January 14  Diary  was updated.

2014 December 29  Diary  was updated.

2014 December  7  Diary  was updated.

2014 November 25  Diary  was updated.

2014 November 3    Diary  was updated.

2014 October 18      Diary  was updated.

2014 September 23  Diary  was updated.

2014 August 30  Diary  was updated.

2014 August  3  Diary  was updated.

2014 July  23  Diary  was updated. Image and orbit for P/2010 V1 were added to Discoery's page. Asteroid Shigekimurakami was added to About me's page.

 2014 June  28  Diary  was updated.

2014 June  1  Diary  was updated.

2014 May  6  Diary  was updated.

2014 April  29  Diary  was updated.

2014 April  13  Diary  was updated.

2014 March 31  Diary  was updated.

2014 March 5  Diary  was updated.

2014 February 15  Diary  was updated.

2014 January  29  Diary  was updated.

 2014 January  6  Diary  was updated.

 2013 December 30  Diary  was updated.

2013 December 8  Method was updated (minor revision).

2013 December 6  Diary  was updated.

2013 November 17 Diary and sketch was updated.

2013 November 11 Diary  was updated.

2013 November 2  Diary  was updated.

2013 October 13 Diary  was updated.

2013 September 20 Diary  was updated.

2013 September 13 Diary  and Comet observation was updated.

2013 September 9 Diary  was updated.

2013 September 1 Diary  was updated.

2013 August 9 Diary  was updated.

2013 July  13   Diary  was updated.

2013 July  7   Diary  was updated.

2013 June  8   Diary  was updated.

2013 May 22   Diary  was updated.

2013 May 10   Diary  was updated.

2013 April 27   Diary  and Comet Observation were updated.

2013 April 18   Diary  was updated.

2013 March 24 Diary  was updated.

2013 March 17 Diary,  a photo of corona and Astrophotography were updated.

2013 February 17 Diary  was updated.

2013 February 3 Diary  was updated.

2013 January 26 Diary  was updated.

2013 January 6 Diary  was updated.

 2012 December 18 Diary  was updated.

2012 December 2 A photo of corona was uploaded on Total Eclipse in Australia.

2012 November 24 Total Eclipse in Australia was uploaded and Diary was updated.

2012 October 28 Diary  was updated.

2012 September 16 Diary  was updated.

2012 August 22 Diary  was updated.

2012 July 29    Diary  and Telescopes was updated.

2012 June 30    Diary  was updated.

2012 June 5      Diary  was updated.

2012 May 27     Movie on Annular Solar eclipse was uploaded on YouTube ( Astrophotograpy ).

2012 May 26      Astrophotograpy  was updated.

2012 May 21       Diary  was updated.

2012 May 20       Diary and About me were updated.

2012 May 12       Diary was updated.

2012 April 28       Diary was updated.

2012 April  7        Diary was updated.

2012 March 13     Diary was updated.

2012 February 25  Diary was updated.

2012 January 30 Unconfirmed Discovery was added in the Discovery's page.

2012 January 22  Diary was updated.

2012 January  9  Diary was updated.

2011 December 21  Diary was updated.

2011 November 26  Diary was updated.

2011 November 3  Diary was updated.

2011 October 22  Diary was updated.

2011 October  2  Diary was updated.

2011 September 18  Diary was updated.

2011 August  29  Diary was updated.

2011 August  8  Diary was updated.

2011 July 24  Photos of the 41st  Comet Conference were uploaded.

2011 June 30  Diary was updated.

2011 June 12  Diary was updated.

2011 May 15 Diary was updated.

2011 Apr 30 Diary was updated.

2011 Apr 7  Diary was updated.

2011 Mar 14 Diary was updated.

2011 Feb 25  Diary was updated.

2011 Feb  5  Diary was updated.

2011 Jan  27 Diary was updated.

2011 Jan  9 Diary was updated.

2010 Dec 13 Diary and Comet observation were updated.

2010 Dec  4  Diary and About me were updated.

2010 Nov 27 Discoery story (final ver.) of P/2010 V1 and sketches of P/2010 V1were uploaded.

2010 Nov 14 A sketch was added on The eastward tail of C/2010 V1 < Discovery page.

2010 Nov 10 The eastward tail of C/2010 V1 was uploaded on the Discovery page.

2010 Nov  7 Discover story of C/2010 V1 Ikeya-Murakami (preliminary ver.)was uploaded on the Discovery page. 

2010 Oct  21 Diary was updated. 

2010 Oct  6  Diary was updated. 

2010 Sep 18 Diary was updated. 

2010 Sep  5 Diary was updated. 

2010 Aug 24  Diary was updated. 

2010 Aug 7  Diary was updated. 

2010 July 19 Diary was updated. 

2010 July 11 Diary was updated. 

2010 June 27 Diary was updated. 

2010 June 12  Diary was updated. 

2010 June 1  Diary was updated. 

2010 May 19 Diary was updated. 

2010 Apr 29 Diary was updated. 

2010 Apr 13 Diary was updated. 

2010 Mar 22 Diary was updated. 

2010 Mar 14 Diary was updated. 

2010 Feb 25 Diary was updated. 

2010 Feb 11 Diary was updated. 

2010 Jan  22 Diary was updated. 

2010 Jan  7  Diary was updated. 

2009 Dec 21 Diary was updated. 

2009 Dec 13 Diary was updated. 

2009 Nov 18 Diary was updated. 

2009 Nov 10 Diary was updated. 

2009 Oct 27 Diary was updated. 

2009 Oct 13 Diary was updated. 

2009 Sep 29 Diary was updated. 

2009 Sep 11 Diary was updated. 

2009 Aug 27 Diary was updated. 

2009 Aug 11 Diary was updated. 

2009 July 30 Diary was updated. 

2009 July 12 Diary was updated. 

2009 June 23 Diary was updated. 

2009 June 6  Comet hunting wear was added. Diary was updated.

2009 May 30 Diary was updated.

2009 May 17 Diary was updated.

2009 Apr 30 Diary was updated.

2009 Apr 11 Diary was updated.

2009 Apr 8  Diary was updated.

2009 Mar 25 Diary was updated.

2009 Mar  7 Diary was updated.

2009 Feb 24 Diary was updated.

2009 Feb 7  Diary was updated.

2009 Jan 31  Diary was updated.

2009 Jan 25  Diary was updated.

2009 Jan 11  Diary was updated.

2008 Dec 23 Diary was updated.

2008 Dec  6  Diary was updated.

2008 Nov 29 Diary was updated.

2008 Nov 5  Diary was updated.

2008 Nov 2   Diary was updated.

2008 Oct 21 Diary was updated.

2008 Oct 6   Diary and Astrophotography were updated.

2008 Sep 30  Diary was updated. Hawaii 2008 was added.

2008 Sep 14  Diary was updated.

2008 Aug 31 Diary was updated.

2008 Aug 10 Diary was updated.

2008 Jul  21  Diary was updated.

2008 Jul  3   Diary was updated.

2008 Jun  23  Diary was updated.

2008 Jun  9  Diary was updated.

2008 May 22 Diary was updated.

2008 May 10 Diary  and Sketch were updated.

2008 Apr 29 Diary  was updated.

2008 Apr 11 Diary  was updated.

2008 Mar 24 Diary and comet observation was updated.

2008 Mar 9  Diary  was updated.

2008 Mar 5  Four photos are added to "Outline" of 18 inch comet seeker's page (Photos were taken last September).

2008 Feb 17 15x110 mm binocular was updated (Rewrote as a review article).

2008 Feb 6  Diary  was updated.

2008 Jan 18  Diary  was updated.

2008 Jan 5  Diary  was updated.

2007 Dec 18  Diary  was updated.

2007 Dec 2   Diary  was updated.

2007 Nov 23  Diary  was updated.

2007 Nov 8   Diary  and sketch were updated.

2007 Oct 29  Diary , sketch, and comet observation were updated.

2007 Oct 14  Diary was updated.

2007 Oct 7  Diary was updated.

2007 Sep 24 Diary was updated.

2007 Sep 10 Diary was updated.

2007 Aug 20 Diary was updated.

2007 Aug 11 Diary was updated.

2007 Aug  2  Diary was updated.

2007 Jul 17  Diary was updated.

2007 Jul 12  Diary was updated.

2007 Jun 24  Diary was updated.

2007 Jun 17  Diary and Comet Observation were updated.

2007 May 29  Diary was updated.

2007 May 19  Diary was updated.

2007 Apr  30  Diary was updated.

2007 Apr 28 Report on the 37th Comet Conference was updated.

2007 Apr 21 Report on the 37th Comet Conference was uploaded.

2007 Apr  1   Diary was updated.

2007 Mar 18  Diary was updated.

2007 Mar 1   Diary was updated.

2007 Feb 17  Diary was updated.

2007 Feb  3   Diary was updated.

2007 Jan 14   Diary was updated.

2007 Jan 8    Diary was updated.

2006 Dec 27 Diary was updated.

2006 Dec 16 About me was updated.

2006 Dec 13 Diary was updated.

2006 Nov 29 Diary was updated.

2006 Nov 19 Diary was updated.

2006 Nov 10 Diary was updated.

2006 Oct 31　Astrophotography (C/2006 M4 SWAN) was updated.

2006 Oct 20  Diary was updated.

2006 Oct 5　Diary and  Discoevry were updated.

2006 Sep 23　Diary and  Astrophotography were updated.

2006 Sep 10  Diary was updated.

2006 Aug 27  Diary was updated.

2006 Aug 9   Diary was updated.

2006 Aug  1  Diary and Comet observation were updated.

2006 Jul  15  Diary was updated.

2006 Jun  29  Diary was updated.

2006 Jun 11   Diary was updated.

2006 May 27  Diary  was updated.

2006 May 14  “Astrophotography”,   Diary and Comet observetion were added.

2006 May  9  “Astrophotography” was added.

2006 May  5  Diary and Comet observetion were updated.

2006 Apr 22  Diary was updated.

2006 Apr 16  Diary was updated.

2006 Mar 29  Diary was updated.

2006 Mar 21 Diary was updated: the 36th Annual Comet Conference

2006 Mar 5  Diary was updated.

2006 Feb 26  Diary was updated.

2006 Feb 10  Diary was updated.

2006 Jan 15  Diary was updated.

2006 Jan 8   Dairy was updated.

2005 Dec 18  Dary was updated.

2005 Dec  3  Dary was updated.

2005 Nov 14  Dary was updated.

2005 Oct 29 Dary was updated.

2005 Oct 9  Dary was updated.

2005 Sep 20 Dary was updated.

2005 Sep 11 Dary was updated.

2005 Sep  1 Comet observation and diary were updated.

2005 Aug 14  Dairy was updated.

2005 Jul 29  Dairy was updated.

2005 Juｌ 10  Diary was updated and Deep Impact tour in Hawaii was added.

2005 Jun 15  Diary was updated.

2005 May 28  Diary was updated.

2005 May  9 Comet observation, Sketches and diary were updated.

2005 May  1 Comet observation and Sketches were updated.

2005 Apr 30 Diary was updated.

2005 Apr 10 Diary was updated.

2005 Mar 21 Diary was updated.

2005 Mar 12 Diary was updated.

2005 Mar 3  Diary was updated.

2005 Feb 13 Diary was updated.

2005 Jan 31 Diary was updated.

2005 Jan 23 Diary was updated.

2005 Jan 12 Diary was updated.

2005 Jan  8 Diary was updated.

2004 Dec 24 Diary was updated.

2004 Dec 12 Diary was updated.

2004 Dec  4  Diary was updated.

2004 Nov 23 Diary was updated.

2004 Oct 26 Diary was updated. My office was added to the linlks.

2004 Oct  9  Diary was updated.

2004 Sep 28 Diary was updated.

2004 Sep 12  Diary was updated.

2004 Aug 29  Diary was updated.

2004 Aug  5  Diary was updated.

2004 Jul 29 Diary was updated. 6 inch home made mirror was added on the telescope's page.

2004 Jul 13  Diary was updated.

2004 June 27  An article on the French local newspaper on the Venus transit observation and the links to the sites with IWCA III pictures were added on IWCA III’s page.
                   Asteroid “Shigekimurakami” (24981) was added on the page of “About me”.

2004 Jun 19 IWCA III report was added.

2004 Jun 13 Diary was updated

2004 May 29 Diary and Comet observation were updated.

2004 May 16 Diary was updated. A sketch of C/2001 Q4 NEAT was uploaded.

2004 May12 Diary was updated

2004 Apr 29 Diary were updated. 15x110 mm binocular was added to the 'telescopse'.

2004 Apr 23 Diary was pudated

2004 Apr 7  Linked to ‘Can comet hunters survive? No.3’.
                 Simulation of comet hunting competition between amateurs and NEO sky survey written by Taki & Murakami.

2004 Apr  1 Diary was updated

2004 Mar 28 Diary was updated

2004 Mar 13 Diary was updated

2004 Feb 25 Diary was updated

2004 Feb 15 Diary was updated

2004 Feb  5 Diary was updated

2004 Jan 22 Diary was updated.

2004 Jan 10 Diary was updated.

2003 Dec 16 Diary was updated.

2003 Nov 28 Diary was updated.

2003 Nov 11 Diary was updated.

2003 Nov  1  Comet observation (ICQ format) was added to the top page. Diary was updated.

2003 Oct 23  Diary was updated.

2003 Oct 16 Diary was updated.

2003 Oct  1  Diary was updated.

2003 Sep 23  Diary was updated.

2003 Sep  9  Diary was updated.

2003 Sep  1  Can comet hunters survive? No.2 was updated.

2003 Aug 23  Discovery story of C/2002 E2 and Diary were updated.

2003 Aug 19  Diary was updated.

2003 Aug  6  Images, Light curve and Orbit page was added on Discoveries' page.
                  Diary was updated.

2003 Jul 29  Diary was updated.

2003 Jul 21 The Web Page was completed.

2003 May 21 The provisional Web Page was launched.