We estimate the scroll was drawn over 20 years ago.
There are some small spots, stains and folds.
Although, the condition of this scroll is not bad.
A Kanji idiom is drawn powerfully by Nisshu, Buddhistic priest of the Kohcho-Ji
The Kohcho-Ji Temple is located in Numazu city of Shizuoka Prefecture,
and, it is one of the four head temples of the Hokke-Shu Sect of Buddhism.
(We could not get further information about Nisshu.)
The Kanji Idiom means four virtues in the Nirvana.
Nirvana is the state of being free from suffering.
The four virtues are homeostasis, silent pleasure, universality and purity.