Kahoku koutsuu shirabe

Kahoku koutsuu shirabe

Kahoku koutsuu no sougyou

Kahoku koutsuu kaisha ichiran

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku sangyou kagaku kenkyuujo kahoku nouji shikenjou chousa houkoku

Kahoku roukou kyoukai chousa shiryou

Kyuujoumae koutsuu chousa

Hokkaidou koutsuu youranzu

Kahoku shuukyou nenkan

Kahoku souken soukan