Final Fantasy XIII disappointing?

[MANUELF]

Pokemon Diamond has:
http://www.amazon.co.jp/product-reviews/B000HIDYOY/ref=dp_top_cm_cr_acr_txt?ie=UTF8&showViewpoints=1

Dragon Quest 9 has:
http://www.amazon.co.jp/product-reviews/B000LXD7HO/ref=dp_top_cm_cr_acr_txt?ie=UTF8&showViewpoints=1

Final Fantasy XIII has:
http://www.amazon.co.jp/product-reviews/B000FNQXEO/ref=pd_ts_vg_2_cm_cr_acr_txt?ie=UTF8&showViewpoints=1

Anyone see any relation?