block 1 
1. ?
2. AAA 100 times in standard (mode)
3. get A on mars war on all difficulties
4. full combo 100 times in standard
5. get A on a bamba on all difficulties 
6. get at least AA on expert with dark in standard
7. ?
8. ?
9. ?
10. get B in standard
11. complete workout program2
12. ?
13. ?
14. get marvelous full combo 5 times in standard mode
15. ?
16. view all demos in demo loop (why.... ?_? )
17. unlock all music
18. ?
19. ?
20. get A on love is orange for all difficulites
21. ?
22. roll each type of dice, customized to have the same 6 sides in dice master mode
23. get A on shine for all etc
24. clear an order of 20 songs
25. get A on l'amour et la liberte for all

block 2
26. complete test play in timing options (...)
27. get A on hysteria for all
28. clear a course wth full combo
29. ?
30. win a battle on cpu lvl5
31. ?
32. ?
33. ?
34. unlock all character
35. complete workout program1
36. get A for la senorita virtual for all
37. clear final mission in dice master mode
38. ?
39. ?
40. get perfect combo 10 times in standard
41. ?
42. get full combo in 5 stages before intermission on endless mode
43. clear 100 stages in endless mode
44. get A on baila le samba for all
45. clear a song in standard on difficult with 100,000 points or less
46. get A for un deux tros for all
47. ?
48. ?
49. complete all workout programs
50. get A on a geishas dream for all

block 3
51. ?
52. ?
53. burn over 3000 kcal with a workout mode user
54. roll the dice 200 times in dice master mode
55. ?
56. unlock all arrow skins
57. ?
58. ?
59. ?
60. get D in standard
61. ?
62. ?
63. get AAA 100 times un standard
64. get 10,000 combos in endless mode
65. ?
66. clear a song in standard on basic with a score of D
67. clear random songs course
68. ?
69. ?
70. complete workout program4
71. get A on moonster for all
72. get A on taking it to the sky on all
73. get E in standard
74. get to an extra stage
75. complete tutorial

block 4
76. get A on let the beat hit em  for all
77. complete workout program3
78. get AAA in standard 50 times
79. ?
80. get A on tierra buena for all
81. get C on standard
82. ?
83. ?
84. ?
85. ?
86. ?
87. ?
88. ?
89. clear each song of a sourse with only one life remaining. (no order courses)
90. ?
91. ?
92. ?
93. ?
94. ?
95. unlock all courses
96. win a battle for all cpu courses
97. get A for what will come of me for all
98. get A for a brighter day for all
99. ?
100. view all credits

for the ? i m betting its all the remaining songs (excluding liscenses) i have yet to unlock with get A for all