Commendation system for time-honored incumbent member of the Diet was founded targeting at members of the Diet who reached more than holding the post 30 years for the Imperial Diet era. This system that changed the holding the post number of years more than 25 years is succeeded even after becoming the Diet after the war and continues up to the present day afterwards.
In addition, we repeat and, in the House of Representatives, decide special commendation for member of the Diet who reached more than holding the post 50 years. We display portrait of member of the House of Representatives who received commendation after it becomes the Diet in this section sequentially and introduce.
◎As for the cherry tree of garden, from the beginning of March to the end of April are in full bloom.
※Closing plan longer-term in May than the consecutive holidays. (garden is opened as usual)