Igishushanyo cy'Imyandikire Imyandikire ya 87MM Ilsang yashushanyijwe hakurikijwe indangagaciro za buri munsi zikurikizwa n'ikirango cya 87MM. Imyandikire yegamye mu Kinyakoreya ni ya mbere yakoreshejwe muri Koreya. Mu gusobanura imibare 8 na 7 nk'igipimo n'inguni y'imyandikire, umwanya w'inyuguti wateguwe nk'agace ka 8:7, kandi ingano y'inyuguti zifunze mu ndagi z'inyandiko ya Hangeul (Inyandiko y'inyuguti z'Abakoreya) zahinduwe hakoreshejwe iki kipimo. Inguni za dogere 8 na 7 zakoreshejwe nk'ibintu by'imiterere nko ku ruti no ku nkomoko kugira ngo bihuze n'ibiranga imyandikire y'ukuboko bigaragara iyo wandika ku ruhande.
Izina ry'umushinga : 87MM Ilsang, Izina ryabashushanya : Sunghoon Kim, Izina ry'abakiriya : 87MM.
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.
