Gladiator 剣術士 Ken-jutsu-shi
Pugilist 格闘士 Kaku-tou-shi
Marauder 斧術士 Fu-jutsu-shi (also read ono-jutsu-shi)
Lancer 槍術士 Sou-jutsu-shi (also read yari-jutsu-shi)
Archer 弓術士 Kyuu-jutsu-shi
Musketeer 銃術士 Jyuu-jutsu-shi
Conjurer 幻術士 Gen-jutsu-shi
Thaumaturge 呪術士 Jyu-jutsu-shi
Arcanist 巴術士 Ha-jutsu-shi
The Japanese names are a bit... lazy. I think we got the better deal with the English class names.