陸

Glyph origin
.

Etymology 1
Perhaps related to Proto- (*[ʔ]rok, "dry land").

Definitions

 * 1) land; continent; mainland
 * 2) land route; surface transport
 * : Lu
 * 1) land route; surface transport
 * : Lu
 * : Lu
 * : Lu
 * : Lu

Kanji

 * 1) land
 * 2)  six

Etymology 1
Originally referred to "flat" in reference to flat, in turn the core meaning of the kanji character.

The alternative spelling is an example of ateji.

First attested in the of 1595.

Adjective

 * 1)  flat, not steep
 * 2)  straightforward, uncomplicated, straight, correct
 * 3)   correct, right, complete, sufficient, satisfactory, proper
 * 4)  peaceful, tranquil, serene
 * 5)  even-tempered, easygoing, relaxed
 * 1)  peaceful, tranquil, serene
 * 2)  even-tempered, easygoing, relaxed

Noun

 * 1)  flatness
 * 2)  straightforwardness, uncomplicatedness, straightness, correctness
 * 3)   correctness, rightness, completeness, sufficientness, satisfactoriness, properness
 * 4)  peacefulness, tranquility, serenity
 * 5)  an even temper, easygoingness, relaxedness

Etymology 2
Substitute spelling for, likely borrowed from similar usage of written.

Noun

 * 1)  the number six, 6

Usage notes
Legal uses arose due to the relative ease with which certain number kanji can be fraudulently altered to look like other number kanji. For instance, could be modified to look like, but it cannot be modified to look like.

Etymology 3
Ultimately from. First attested in Japanese as a standalone noun in a text from the mid-1400s.

Noun

 * 1)  land

Etymology 1
From.