Inzu yo Guturamo Umushinga wa Hidden Boxes usubiza ku biganje bikomeje by'imiterere y'imyanya isusurutse mu bwubatsi bw'iki gihe, nubwo hari ibitekerezo by'amateka nka Raumplan, Domino, n'Igishushanyo Rusange. Ushaka gusesengura iyi miterere kugira ngo akore ihuriro rishya, yita ku bibazo byombi by'imbere mu bwubatsi nk'imitunganyirize y'umwanya, isano hagati y'Uburemere n'Ubusa, n'imikoranire y'ubuso, ndetse n'ibintu byo hanze, harimo ikirere, ubuzima bwite, n'ibikenerwa mu muco.
Izina ry'umushinga : Hidden Boxes, Izina ryabashushanya : Yahya Kashi, Izina ry'abakiriya : Kasa Office.
Igishushanyo cyiza nuwatsindiye ibihembo byubushakashatsi mumarushanwa yo gupakira. Ugomba rwose kubona ibihembo byatsindiye abashushanya ibishushanyo mbonera bya portfolio kugirango umenye ibindi byinshi bishya, bishya, byumwimerere kandi bihanga ibikoresho byo gupakira.