August 20 Anniversaries

World Mosquito Day

World Observances

What Is World Mosquito Day? August 20th is "World Mosquito Day," commemorating R...

Traffic Signal Installation Day

Historical Anniversaries

What Is Traffic Signal Installation Day? Every August 20th is "Traffic Signal In...

NHK Foundation Day

Historical Anniversaries

What Is NHK Foundation Day? Every August 20th is "NHK Foundation Day" (NHK創立記念日,...

Teika-ki (Memorial Day of Fujiwara no Teika)

Historical Anniversaries

What Is Teika-ki? August 20th is "Teika-ki," the memorial day of Fujiwara no Tei...

Wine Day (Wain no Hi)

Food Days

What Is Wine Day? The 20th of every month is "Wine Day," said to have been estab...

Oyaji Day (Dad's Day)

Other

What Is Oyaji Day? August 20th is "Oyaji Day" in Japan, established by Top Coach...