種子島

Japanese
 : a Tanegashima gun, or matchlock.

Etymology
Analyzable as a compound of.

The spelling for the tane portion is an example of, using the spelling from a Chinese-derived synonym.

First mentioned in the  of 720 with the spelling, where  appears to be a phonetic spelling of , and  is an alternative form of.

The sense arose as an abbreviation of either  or, which names arose due to matchlocks first being imported to Japan by the Portuguese in 1543, via the island of Tanegashima.

This sense is first cited to a text from 1607, but it was likely in use before this date.

Noun

 * 1)   matchlock
 * 2)  a kind of fragrant aloeswood used for incense
 * 3)   fugu
 * 1)   fugu