The Emperor's Birthday is a national holiday in Japan.

The technology of artificial rainmaking greatly contributes to agriculture in arid regions.

My grandmother really likes Tsushima's specialty, the Tsushima sweet potato.

The photoelectric effect is a phenomenon where a material emits electrons after absorbing light.

My high school has very strict rules.

His filial piety towards his parents is wonderful.

She looked up at the dazzling stars.

She successfully made her high school debut.

He is truly a dutiful son to his parents.

He visits his parents' house every weekend for filial piety.