How to write KOJO Ryugasaki-shi Ibaraki in Japanese characters

How to write KOJO Ryugasaki-shi Ibaraki in Japanese characters. The data come from Japan Post.

zipcode and address

KOJO（Inseart numbers and so on before the address）
Ryugasaki-shi, Ibaraki
301-0834 Japan

Japanese Kanji

You can click/tap to copy Japanese Expression partially.
茨城県龍ケ崎市古城
3010834

Japanese Hiragana

いばらきけんりゅうがさきしこじょう

Japanese Katakana

イバラキケンリュウガサキシコジョウ

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