理致 is read as りち (richi) and means reason.
りち
richi
りくつ
theory
りけい
science
りふじん
unreasonable
りそうしゅぎ
idealism
りがくりょうほうし
physiotherapist
りそうきょう
ideal land
りがくし
Bachelor of Science
りけいじょし
woman in STEM (science, technology, engineering, mathematics)
りぎ
reason and justice
りろんたいけい
body of theory
りけいじょ
いっち
union