difficult / hard, probably impossible

much, many

more than expected, extremely, considerably

a place name, such as that of Oita Prefecture or Oita City

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

a large amount, a great deal

a prefecture in Japan on the northeastern part of 九州 (Kyūshū, “Kyushu”) facing the Pacific Ocean; its capital city is also 大分 (Ōita, “Oita”)

most (e.g. most part), greater, fairly, a good deal, much

(informal) no problem

unthinkable, out of the question