Castor Krieg said:
From the list posted it should be pretty obvious that releasing 20 games in 10 years for the same franchise is not a smart idea.
Like Mario and Pokemon, right?
I can post everything, regarding sales, you want. I completed my Famitsu database last week and it takes seconds to find every game (as long as I'm logged in)
20/12/96 [PS1] Wild Arms (SCE) - 116.393 / 415.138
02/09/99 [PS1] Wild Arms 2 (SCE) - 164.082 / 280.037
14/03/02 [PS2] Wild Arms 3 (SCE) - 156.997 / 273.318
07/11/02 [PS2] Wild Arms 3 (Playstation 2 the Best) (SCE) - 3.225 / 5.360
27/11/03 [PS2] Wild Arms: Alter Code F (SCE) - 102.543 / 167.254
24/03/05 [PS2] Wild Arms: The 4th Detonator (SCE) - 131.728 / 186.221
14/12/06 [PS2] Wild Arms: The Vth Vanguard (SCE) - 68.789 / 117.975
09/08/07 [PSP] Wild Arms: Crossfire (SCE) - 28.508 / 52.090
26/04/96 [SAT] Shin Megami Tensei: Devil Summoner - Akuma Zensho (Atlus Co.) - / 28.917
20/09/96 [PS1] Persona (Atlus Co.) - 201.147 / 391.556
27/06/97 [PS1] Persona (Playstation the Best) (Atlus Co.) - 10.970 / 17.935
24/06/99 [PS1] Persona 2: Innocent Sin (Atlus Co.) - 170.577 / 274.798
29/06/00 [PS1] Persona 2: Eternal Punishment (Atlus Co.) - 119.484 / 200.103
14/09/00 [PS1] Persona 2: Innocent Sin (PlayStation the Best) (Atlus Co.) - 3.470 / 3.470
17/11/00 [NGB] Shin Megami Tensei: Devil Children - Black Chapter (Atlus Co.) - / 166.464
17/11/00 [NGB] Shin Megami Tensei: Devil Children - Red Chapter (Atlus Co.) - / 94.721
31/05/01 [PS1] Shin Megami Tensei (Atlus Co.) - 42.470 / 85.991
27/07/01 [NGB] Shin Megami Tensei: Devil Children - White Chapter (Atlus Co.) - 17.453 / 63.797
27/07/01 [NGB] Shin Megami Tensei: Trading Card - Card Summoner (Enterbrain) - 5.585 / 5.585
20/03/02 [PS1] Shin Megami Tensei II (Atlus Co.) - 18.823 / 36.341
15/11/02 [GBA] Shin Megami Tensei: Devil Children - Shadowy Form (Atlus Co.) - 6.948 / 9.357
15/11/02 [GBA] Shin Megami Tensei: Devil Children - Light of the Statement (Atlus Co.) - 6.316 / 8.364
05/12/02 [XBX] Shin Megami Tensei: Nine (Atlus Co.) - 28.462 / 42.920
26/12/02 [PS1] Shin Megami Tensei if
(Atlus Co.) - 15.319 / 26.519
20/02/03 [PS2] Shin Megami Tensei III: Nocturne (Atlus Co.) - 151.203 / 245.520
28/03/03 [GBA] True Megami Tensei (Atlus Co.) - 6.107 / 6.107
12/09/03 [GBA] Shin Megami Tensei: Devil Children - Ice Sheet (Atlus Co.) - 3.325 / 3.325
29/01/04 [PS2] Shin Megami Tensei III: Nocturne Maniax (Atlus Co.) - 40.907 / 77.791
13/07/06 [PS2] Persona 3 (Atlus Co.) - 127.472 / 210.319
19/04/07 [PS2] Persona 3: Fes (Atlus Co.) - 105.099 / 165.471
10/07/08 [PS2] Persona 4 (Atlus Co.) - 211.967 / 294.214
15/01/09 [NDS] Megami Ibunroku: Devil Survivor (Atlus Co.) - 56.689 / 106.779
29/04/09 [PSP] Persona (Atlus Co.) - 95.406 / 149.740
08/10/09 [NDS] Shin Megami Tensei: Strange Journey (Atlus Co.) - 90.830 / 127.946
01/11/09 [PSP] Persona 3 Portable (Atlus Co.) - 108.343 / 183.283
24/07/97 [PS1] Monster Farm (Tecmo) - 60.876 / 729.069
25/02/99 [PS1] Monster Farm 2 (Tecmo) - 274.219 / 640.245
24/12/99 [NGB] Monster Farm: Battle Card GB (Tecmo) - 34.339 / 97.995
23/03/00 [PS1] Monster Farm: Battle Card (Tecmo) - 18.456 / 48.240
22/03/01 [PS1] Monster Farm: Hop-A-Bout (Tecmo) - 16.056 / 16.056
22/03/01 [PS2] Monster Farm 3 (Tecmo) - 69.409 / 125.945
07/12/01 [GBA] Monster Farm Advance (Tecmo) - 47.871 / 140.003
25/10/02 [GBA] Monster Farm Advance 2 (Tecmo) - 23.154 / 55.135
14/08/03 [PS2] Monster Farm 4 (Tecmo) - 109.234 / 183.784
08/12/05 [PS2] Monster Farm 5: Circus Caravan (Tecmo) - 21.450 / 59.548
12/07/07 [NDS] Monster Farm DS (Tecmo) - 20.152 / 43.328
07/08/08 [NDS] Monster Farm DS 2: Yomigaeru! Master Breeder Densetsu (Tecmo) - 11.079 / 33.440
28/01/99 [PS1] Digimon World (Bandai) - 29.291 / 246.862
16/12/99 [BWS] Digimon Adventure: Anode / Cathode Tamer (Bandai) - 36.150 / 212.462
22/12/99 [PS1] Digimon World: Digital Card Battle (Bandai) - 48.089 / 118.727
29/06/00 [PS1] Pocket Digimon World (Bandai) - 32.484 / 81.370
27/07/00 [PS1] Digimon World 2 (Bandai) - 62.797 / 147.465
03/08/00 [BWS] Digimon Adventure 02: Tag Tamers (Bandai) - / 61.815
26/10/00 [PS1] Pocket Digimon World: Wind Battle Disc (Bandai) - 8.892 / 8.892
09/12/00 [BWS] Digimon Adventure 02: D1 Tamers (Bandai) - 14.459 / 14.459
21/12/00 [PS1] Digimon World: Digital Card Arena (Bandai) - 20.255 / 20.255
22/02/01 [PS1] Pocket Digimon World: Cool & Nature Battle Disc (Bandai) - 5.022 / 5.022
17/05/01 [PS1] Digimon Tamers: Pocket Culumon (Bandai) - 3.821 / 3.821
12/07/01 [BWS] Digimon Tamers: Digimon Medley (Bandai) - 8.970 / 23.930
06/10/01 [BWS] Digimon Tamers: Battle Spirit (Bandai) - 14.025 / 43.624
06/12/01 [PS1] Digimon: Rumble Arena (Bandai) - 17.674 / 103.610
29/12/01 [BWS] Digimon Tamers: Brave Tamers (Bandai) - / 26.364
04/07/02 [PS1] Digimon World 3 (Bandai) - 35.469 / 83.635
03/08/02 [BWS] Digital Monsters: D Project (Bandai) - 5.351 / 16.998
29/07/04 [PS2] Digimon World: Battle Arena 2 (Bandai) - 10.311 / 20.748
06/01/05 [GCN] Digimon World X (Bandai) - / 15.673
06/01/05 [PS2] Digimon World X (Bandai) - 17.302 / 37.590
15/06/06 [NDS] Digimon World DS (Namco Bandai) - 44.932 / 217.986
30/11/06 [PS2] Digimon World: Another Mission (Namco Bandai) - / 19.543
29/03/07 [NDS] Digimon World: Dusk / Dawn (Namco Bandai) - 72.308 / 185.110
14/02/08 [NDS] Digimon World: Championship (Namco Bandai) - 17.812 / 46.860