虽然我是注定没落的贵族，闲来无事只好来深究魔法

Hima Datta kara Mahou wo Kiwametemita、Botsuraku Yotei no Kizoku dakedo、Botsuraku Yotei no Kizoku Dakedo, Hima Datta kara Mahou o Kiwamete Mita、I`m a Noble on the Brink of Ruin, So I Might as Well Try Mastering Magic, 虽然我是注定没落的贵族，闲来无事只好来深究魔法, 没落予定の貴族だけど、暇だったから魔法を極めてみた