永久保存 えいきゅうほぞん Meanings Noun, する verb permanent preservation; permanent repository; keeping something permanently; preservation in perpetuity Kanji 永 eternal. Read as エイ. 久 long time. Read as キュウ. 保 keep 存 exist. Read as ソン. Words containing 永久保存 永久保存版 (えいきゅうほぞんばん) version for permanent preservation Jinuma: Japanese Dictionary · Word lists