Given the task definition and input, reply with output. In this task, you are given a sentence in the English language and your task is to convert it into the Japanese language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).

The cyclone has killed an estimated 22,980 people so far, with millions rendered homeless by the disaster, which struck the Irrawaddy Delta region of Myanmar last week (3 May).

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
サイクロンは先週（５月３日）ミャンマーのイラワジデルタ地帯を襲い、２万２９８０人の命を奪い、何百万もの人々から家を奪った。