なぜか (A. 370)

Example sentences

(ks). 
このところなぜか体の調子が悪い。
I don't know why, but I haven't felt well lately.
(a). 
ヨーロッパやアジアには受け入れられなかったSFが、なぜか日本には根づいた。
Science fiction, which did not catch on in Europe and Asia, took root in Japan for some unknown reason.
(b). 
なぜか僕は日本語の難しさにはまってしまった。
For some reason, I got hooked by the difficulty of Japanese language.
(c). 
最近私が住んでいる町ではなぜか古本屋が増えている。
I don't know why, but lately the number of used bookstores (in the town) where I live has grown.
(d). 
ログインの手順を教えて下さい。なぜかできなくなってしまったんです。
Please teach me how to log in. I don't know why, but I can't do it anymore.
(e). 
自分の文化のリズムには、なぜか体が自然と反応し、踊りたくなる。
For some unknown reason, our bodies respond spontaneously to our own cultural rhythms, and we feel like dancing!