This joke is definitely hilarious, isn't it?

Sota is my best friend.

Arisaema serratum is a plant often seen in the mountainous regions of Japan.

She planted a chrysanthemum in the garden.

This perfume uses expensive ambergris.

Hiragana is one of the characters in Japanese.

I am studying Japanese katakana.

I forgot my username.

Man'yōgana is an ancient Japanese script that used Chinese characters as syllabic characters.

Binomial nomenclature plays an important role in biological taxonomy.