TASK DEFINITION: In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
PROBLEM: 本名をTomiPutaansuuというLordi氏は、ラプランド出身で自分のバンドの覆面を被ったペルソナ達は単なるキャラクターだと言った。

SOLUTION: Mr. Lordi, whose real name is Tomi Putaansuu, hails from Lapland and says his band's masked personas are just characters.

PROBLEM: オーナーのQ氏は爆発で死亡した。

SOLUTION: The owner himself, Mr. Qu, was killed in the blast.

PROBLEM: 起こりうる総選挙への準備期間の間に、次のシリーズが始まることになっているという事実を、彼らは付け加えた。

SOLUTION:
They added the fact that the next series is due to start during the build up to a possible General Election.