There are various forms of triads: Amida is seated in the center with statues on both sides standing (e.g. the triad in the Ninnaji Temple in Kyoto), all three statues are standing with Amida in the center (e.g. the triad in the Jodoji Temple in Hyogo), all three statues are seated with Amida in the center(e.g. the triad in the Seiryoji Temple in Kyoto), or Amida seated in the center and the other two statues are kneeling down (e.g. the triad in the Sanzenin Temple in Kyoto).
中尊を坐像、脇侍を立像（りゅうぞう）とするもの（例：京都・仁和寺像）、中尊・脇侍とも立像とするもの（例：兵庫・浄土寺像）、中尊・脇侍とも坐像とするもの（例：京都・清凉寺像）、中尊は坐像、脇侍は跪坐（ひざまずく）するもの（例：京都・三千院像）など、形式は各種ある。