October 20 Anniversaries

World Osteoporosis Day

World Observances

What Is World Osteoporosis Day? October 20th is "World Osteoporosis Day." It was...

Newspaper Advertising Day

Historical Anniversaries

What Is Newspaper Advertising Day? October 20 is "Newspaper Advertising Day" in ...

Recycling Day (Risaikuru no Hi)

Wordplay Anniversaries

What Is Recycling Day? October 20 is "Recycling Day" in Japan. It was establishe...

Hair Day (Tōhatsu no Hi)

Wordplay Anniversaries

What is Hair Day? October 20th is "Hair Day" (Tōhatsu no Hi). It comes from a pl...

Hairbrush Day

Wordplay Anniversaries

What Is Hairbrush Day? October 20th is "Hairbrush Day" in Japan. It was establis...

Ebisu-ko Festival

Seasonal Events

What Is Ebisu-ko? October 20th is one of the days when "Ebisu-ko" is held in Jap...