Answer:
Arrange them like this: ナナロチハ 菌 ケケナハロニ 箱
ケ Katakana "Ke"
チ Katakana "Chi"
ナ Katakana "Na"
ニ Katakana "Ni" or NI, futa(tsu), futa - two
ハ Katakana "Ha" or HACHI, ya(ttsu), ya(tsu), ya, yo - eight
ロ Katakana "Ro"
菌 KIN - fungus, germ, bacteria
箱 hako - box