According to the previous images (as of yet untranslated) in the pool, Repli-Kyon is trying to have Haruhi fix all the damage her ridiculous delusions have wreaked on the nature of the world. He's trying to trick her into doing this by having her write another message in the alien language used on Tanabata.
...and from this world......I will disappear....I,will take all the abnormal "mysteries" in this world with me...