Abbreviation of 富士山 (ふじさん). Used in compound words like 富士山, 富士五湖, or in poetic contexts.
See also: 富士山
富士は日本で一番高い山です。
Mount Fuji is the highest mountain in Japan.
You can see Mt. Fuji from this observation deck.
富士五湖は観光客に人気があります。
The Fuji Five Lakes are popular with tourists.
I'm planning to climb Mt. Fuji during summer vacation.
藤 is the wisteria plant, while 富士 (as in Mount Fuji) is an unrelated homophone referring to a place name.
Mount Fuji; Mt. Fuji
first view of Mount Fuji in the New Year
miniature Mt. Fuji mound
acorn barnacle; barnacle
Fuji cherry; Prunus incisa
Fuji silk
Fuji thistle; Cirsium purpuratum
widow's peak; pointed hairline
shadow of Mount Fuji; reflection of Mount Fuji
The origin of the name 富士 is uncertain. One theory connects it to the Ainu word for fire, but this is not confirmed. The kanji 富 (wealth) and 士 (warrior/scholar) are ateji chosen for their auspicious meanings.
red Fuji; Mount Fuji glowing red at sunrise
the Five Lakes of Mt. Fuji