Here is a concise summary of the provided text:
**Game Overview**
* A group of friends/participants engage in a week-long game (Feb 20-24th) involving a hidden Joker card.
* Objective: Secretly pass the Joker to another player without them noticing, within a set period (initially one week, later extended).
* Rules: No cutting the card, no using duplicates, and players can use loopholes.
**Gameplay Highlights**
* The game starts with a rock-paper-scissors match to determine the first player.
* Players take turns hiding the Joker in various locations (e.g., clothes, bags, mailboxes) for others to find.
* The game unfolds with unexpected twists, including a participant receiving the Joker through a disguised fan letter.
**Conclusion**
* The game concludes on February 24th, with a final reveal of the Joker's location.
* As a punishment game, the losers (or participants) are subjected to living with "old ladies" for two weeks.
Here are the extracted key facts, numbered and in short sentences, without opinions:
**Game Rules and Setup**
1. The game duration is approximately one week.
2. The game involves a Joker card that is secretly passed among players.
3. Players must not put the Joker in obvious locations where it will be immediately found.
4. Only one Joker card is used; no duplicates or broken pieces are allowed.
5. Loopholes in the rules are permissible.
**Gameplay and Events**
6. The game started on February 20th.
7. A meeting was held on Monday afternoon (no specific date mentioned).
8. The Joker was hidden in various locations, including a wallet, pocket, and tote bag.
9. A player found the Joker in their inside pocket while getting dressed.
10. The Joker was also hidden in a magazine titled "Joker" and placed in a tote bag.
**Locations and Participants**
11. The game took place at various locations, including a living room, Chukyo TV, and a convenience store.
12. Players mentioned include Mr. Yano, Mr. Kameyama, Tetsuya, Gucchoppa, Goodper, Kairimemaru, Dimenmaru, Mr. Mushi, Shirento, and Tecchan.
**Miscellaneous**
13. A punishment game was associated with the main game, involving a name change to "Jijii" (old man) on Twitter.
14. The game concluded on Sunday, February 24th.
15. Fan letters and gifts were used as part of the game, including a gimmick with a "Joker in Joker" theme.