The trigger word is :

prinz_eugen_kantaicollection, and the recommended tags are best quality, masterpiece, highres, solo, {prinz_eugen_kantaicollection:1.15}, blonde_hair, long_hair, twintails, low_twintails, aqua_eyes, blue_eyes,hair_ornament, anchor_hair_ornament, hat, peaked_cap, military, iron_cross, cross, smile, blush, breasts,open_mouth,