I remember there was at least one more chapter about them searching an apartment to live together, but I don't know where anymore
http://www.mangago.zone/read-manga/ano_hi_no_kimi_wo_dakishimeta_nara/an/ano-hi-no-kimi-wo-dakishimeta-nara-chapter-12.html/37/
I remember there was at least one more chapter about them searching an apartment to live together, but I don't know where anymore