1

志贺

Zhìhè

an orthographic borrowing of the Japanese surname 志賀, Shiga

=2

氏

shì

(bound form) family name; surname (as in 王氏 Wángshì "the Wang clan") (bound form) maiden name; née (as in 李王氏 Lǐ Wángshì "Mrs. Li, née Wang") (bound form) honorific suffix added to the surname or full name of a notable person, esp. historical or scholarly figures

=2

氏

zhī

used in 月氏 Yuèzhī used in 阏氏 yānzhī

=3

菌

jūn

germ bacteria fungus mold Taiwan pr. jùn

=3

菌

jùn

mushroom