December

January • February • March • April • May • June • July • August • September • October • November • December

1st

• 2001: Episode 23 of Digimon Tamers airs in English for the first time.
• 2002: Episode 34 of Digimon Frontier airs in Japan for the first time.
• 2013: Episode 12 of Digimon Fusion airs in the United States of America for the first time.

2nd

• 2000: Episodes 22 and 23 of Digimon Adventure 02 air in English for the first time.
• 2001: Episode 35 of Digimon Tamers airs in Japan for the first time.

3rd

• 2000: Episode 35 of Digimon Adventure 02 airs in Japan for the first time.
• 2006: Episode 34 of Digimon Savers airs in Japan for the first time.

4th

Nothing is currently known to have happened on this day.

5th

• 1999: Episode 39 of Digimon Adventure airs in Japan for the first time.

6th

• 2001: Digimon Tamers Battle Evolution is released in Japan for the PlayStation.

7th

• 2002: Battle Spirit: Digimon Frontier is released in Japan for the SwanCrystal.

8th

• 2001: Episode 24 of Digimon Tamers airs in English for the first time.
• 2002: Episode 35 of Digimon Frontier airs in Japan for the first time.
• 2013: Episode 13 of Digimon Fusion airs in the United States of America for the first time.

9th

• 2000: Episodes 24 and 25 of Digimon Adventure 02 air in English for the first time.
• 2000: Digimon Adventure 02: D-1 Tamers is released in Japan for the WonderSwan Color.
• 2001: Episode 36 of Digimon Tamers airs in Japan for the first time.
• 2006: The movie Digimon Savers the Movie: Ultimate Power! Activate Burst Mode!! airs in Japan for the first time.

10th

• 2000: Episode 36 of Digimon Adventure 02 airs in Japan for the first time.
• 2006: Episode 35 of Digimon Savers airs in Japan for the first time.
• 2007: Episode 12 of Digimon Data Squad airs in English for the first time.

11th

• 1999: Episodes 29 and 30 of Digimon Adventure air in English for the first time.

12th

• 1999: Episode 40 of Digimon Adventure airs in Japan for the first time.

13th

Nothing is currently known to have happened on this day.

14th

Nothing is currently known to have happened on this day.

15th

• 1999: Digimon Adventure: Anode Tamer is released in Japan for the WonderSwan.
• 2001: Episode 25 of Digimon Tamers airs in English for the first time.
• 2002: Episode 36 of Digimon Frontier airs in Japan for the first time.
• 2013: Episode 14 of Digimon Fusion airs in the United States of America for the first time.

16th

• 2001: Episode 37 of Digimon Tamers airs in Japan for the first time.
• 2002: Episode 19 of Digimon Frontier airs in English for the first time.

17th

• 2000: Episode 37 of Digimon Adventure 02 airs in Japan for the first time.
• 2002: Episode 20 of Digimon Frontier airs in English for the first time.
• 2006: Episode 36 of Digimon Savers airs in Japan for the first time.
• 2007: Episode 13 of Digimon Data Squad airs in English for the first time.

18th

• 1999: Episodes 31 and 32 of Digimon Adventure air in English for the first time.
• 2002: Episode 21 of Digimon Frontier airs in English for the first time.
• 2010: Chapter 6 of Digimon Xros Wars is published in Japan for the first time.

19th

• 1999: Episode 41 of Digimon Adventure airs in Japan for the first time.
• 2002: Episode 22 of Digimon Frontier airs in English for the first time.

20th

Nothing is currently known to have happened on this day.

21st

• 2010: The first special chapter of Digimon Xros Wars is published in Japan for the first time.

22nd

• 1999: Digimon World: Digital Card Arena is released in Japan for the PlayStation.
• 2002: Episode 37 of Digimon Frontier airs in Japan for the first time.
• 2013: Episode 15 of Digimon Fusion airs in the United States of America for the first time.

23rd

• 2001: Episode 38 of Digimon Tamers airs in Japan for the first time.

24th

• 2000: Episode 38 of Digimon Adventure 02 airs in Japan for the first time.
• 2006: Episode 37 of Digimon Savers airs in Japan for the first time.

25th

Nothing is currently known to have happened on this day.

26th

• 1999: Episode 42 of Digimon Adventure airs in Japan for the first time.

27th

Nothing is currently known to have happened on this day.

28th

Nothing is currently known to have happened on this day.

29th

• 2001: Digimon Tamers: Brave Tamer is released in Japan for the WonderSwan Color.

30th

• 2001: Episode 39 of Digimon Tamers airs in Japan for the first time.

31st

Nothing is currently known to have happened on this day.