Koan (first)

Kōan (弘安) was a Japanese era name after Kenji and before Shōō and spanned from 1278 to 1288. Reigning emperors were Go-Uda and Fushimi.

Kōan	1st	2nd	3rd	4th	5th	6th	7th	8th	9th	10th	11th
Gregorian	1278	1279	1280	1281	1282	1283	1284	1285	1286	1287	1288