back? tentten aka-ninda-gudi takaniki-rida mushimae menzen kaamu & kizatu

menzen kaamu and menzen kizatu, known as 'kaamu' & 'kiza', collectively as kaamu, or 'menzen', 'men', & 'zenzen' ; used exclusively for kaamu, is an adaptation from two vocaloids known as 'Kagamine Rin & Len : 鏡音リン・レン'.

they are two conjoined twins, connected by a tube like organ in their backs that stretches them apart. having tops specially made for them, they wear a classic navy blue and light grey school uniform, with kaamu having taller cotton leg warmers, and kizatu having shorter, older ones.