a transistor radio

to use / to employ / to make use of, to apply / to spend

ancient times, a very long time ago

yet, still / Indicating it hasn't been a long time since something happened. / Indicating a choice is not good enough but still slightly better than others.

unfinished; not done

魔男: wizard / 魔弾: magic bullet

has not done yet

a grandfather

magic bullet

a surname / a place name, such as that of Hamada City in Shimane Prefecture