1girl animal apron arm_support blonde_hair blue_skirt blue_sky cow day dog field grass grazing_(livestock) head_scarf holding katri_ukonniemi long_hair looking_at_viewer looking_back lowres makiba_no_shoujo_katri mountain nature oekaki on_grass outdoors parted_lips pink_headwear puffy_short_sleeves puffy_sleeves sakai_yume short_sleeves sitting skirt sky smile solo