How to write NIOKI Oita-shi Oita in Japanese characters

How to write NIOKI Oita-shi Oita in Japanese characters. The data come from Japan Post.

zipcode and address

NIOKI（Inseart numbers and so on before the address）
Oita-shi, Oita
870-1221 Japan

Japanese Kanji

You can click/tap to copy Japanese Expression partially.
大分県大分市荷尾杵
8701221

Japanese Hiragana

おおいたけんおおいたしにおき

Japanese Katakana

オオイタケンオオイタシニオキ

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