All Street Pass Mii plaza hats
(None)
1. Mario's Cap (Complete Fort of Summoning, Find Mii, Visit 1)
2. Mario Costume (Exchange Booth, Day 8)
3. Tanooki Suit (Exchange Booth, Day 18)
4. Luigi's Cap (Complete Fort of Summoning, Find Mii, Visit 2)
5. Luigi Costume (Exchange Booth, Day 8)
6. Kitsune Suit
7. Peach's Crown (Complete Room 1 twice, Find Mii 2)
8. Daisy's Crown
9. Yoshi Hat (Complete Room 1, Find Mii 2)
10. Yoshi Costume
11. Yellow Yoshi Hat
12. Light-Blue Yoshi Hat
13. Pink Yoshi Hat
14. Yoshi's Egg Hat
15. Toad Hat (Find Mii)
16. Wario's Cap
17. Waluigi's Cap
18. Bowser Hat (Find Mii)
19. Goomba Hat
20. Green Shell Hat
21. Red Shell Hat
22. Boo Hat
23. Shy Guy Mask
24. Chomp Hat
25. Cheep Cheep Hat
26. Blooper Hat
27. Spiny Hat
28. Lakitu Hat
29. Wiggler Hat
30. Piranha Hat (Complete Room 34, Find Mii 2 Secret Quest)
31. Warp Pipe (Complete Room 1, Find Mii 2 Secret Quest)
32. ? Block Hat
33. Super Mushroom Hat (Exchange Booth)
34. 1-Up Mushroom Hat (Exchange Booth)
35. Fire Flower (Exchange Booth)
36. Super Star Hat (Exchange Booth)
37. POW Block Hat
38. Peach's Castle Hat
39. Bowser's Airship Hat
40. Goal Tower Hat
41. Pixel Mario Hat (Update Street Pass Mii Plaza)
42. Olimar Hat
43. Red Pikmin Hat (Find Mii)
44. Blue Pikmin Hat (Find Mii)
45. Yellow Pikmin Hat (Find Mii)
46. Link's Cap (Find Mii)
47. Link Costume
48. Princess Zelda Wig
49. Sheik Mask
50. Triforce Hat (Complete Room 7, Find Mii 2)
51. Epona Hat (Complete Room 17, Find Mii 2)
52. Rupee Hat
53. Treasure Chest Hat
54. Tingle Hat
55. Samus's Helmet (Find Mii)
56. Metroid Hat (Find Mii)
57. Isabelle Hat
58. Tom Nook Hat
59. Kirby Hat (Find Mii)
60. Waddle Dee Hat
61. Meta Knight's Mask
62. King Dedede Hat
63. Epic Kirby Hat
64. Prince Fluff Hat
65. Donkey Kong Hat (Complete Room 18, Find Mii 2)
66. Donkey Kong Costume
67. Diddy Kong Hat
68. Barrel Hat
69. Arwing Hat (Complete Room 8, Find Mii 2)
70. Fox Hat
71. Falco Lombardi Hat
72. Wolf O'Donnell Hat
73. Captain Falcon's Helmet
74. Ice Climber's Hood
75. Rhythm Monkey Hat
76. Dr. Kawashima Hat
77. Devilish Dr. Kawashima Hat
78. Barbara the Bat Wig
79. Nintendo 3DS Hat
80. Nintendo DS Hat
81. GameCube Hat
82. GB Advance Hat
83. Nintendo 64 Hat
84. Virtual Boy Hat
85. American SNES Hat
86. Super NES Hat
87. Game Boy Hat
88. Disk-kun Hat
89. R.O.B. Hat
90. NES Hat
91. Famicom Hat
92. Ice Cream Hat
93. Cake Hat
94. Caffè Latte Hat
95. Teacup Hat
96. Tomato Hat (Complete Room 8, Find Mii 2 Secret Quest)
97. Aubergine Hat
98. Apple Hat
99. Strawberry Hat
100. Pineapple Hat
101. Cheeseburger Hat (Complete Room 10, Find Mii 2)
102. Fried Chicken Hat
103. French Fries Hat
104. Steak Hat
105. Pizza Hat
106. Spaghetti Hat
107. Hot Dog Hat
108. Baguette Hat
109. Ramen Hat
110. Curry Hat
111. Sushi Hat
112. Soccer Ball Hat
113. Football Helmet
114. Ice Hockey Mask
115. Baseball Glove Hat
116. Swimming Cap
117. Red Ribbon
118. Hibiscus
119. Tiny Top Hat
120. Lacy Headband
121. Beehive Wig
122. Floral Hat (Complete Room 14, Find Mii 2)
123. Wedding Veil
124. Geisha Wig
125. Straw Hat
126. Top Hat (Complete Room 4, Find Mii 2)
127. Pirate Hat (Complete Room 6, Find Mii 2)
128. Chef Hat
129. Ninja Hood (Complete Room 12, Find Mii 2)
130. Samurai Wig
131. Cowboy Hat
132. Spartan Helmet
133. Devil Horns
134. Magic Hat
135. Horror Hat
136. Bovine Skull Hat
137. Jack-o'-Lantern Hat
138. Santa Hat
139. Sunflower
140. Panda Hat
141. Bear Hat (Complete Room 25, Find Mii 2 Secret Quest)
142. Penguin Hat (Complete Room 17, Find Mii 2 Secret Quest)
143. Frog Hat
144. Elephant Hat
145. Whale Hat
146. Chicken Hat
147. Bird's Nest Hat
148. Lion Hat
149. T. Rex Hat
150. Cat Ears (Find Mii)
151. Dog Ears (Find Mii)
152. Bunny Ears (Find Mii)
153. UFO Hat
154. Pyramid Hat
155. Moai Hat
156. Palm Tree
157. Windmill Hat
158. Japanese Castle Hat
159. Regal Crown (Find Mii)
160. Prince's Crown (Complete Room 19, Find Mii 2)
161. Princess's Crown (Complete Room 35, Find Mii 2 Secret Quest)
162. Ultimate Helmet (Find Mii)
163. Dark Lord Helmet
164. Dark Emperor Helmet
165. Mii Force Helmet (Purchase Mii Force)
166. Squad Leader's Ship
167. Flower Bonnet (Purchase Flower Town)
168. Flower Master Hat
169. Kingdom Hat (Purchase Warrior's Way)
170. Emperor's Crown
171. Smiling Specter Hat (Purchase Monster Manor)
172. Daemon King Hat