Yatsu no mokuteki wa osoraku, Yamasenken to tsui o nasu Umisenken no hidensho.He must be looking for the scroll for Umisenken, the antithesis of Yamasenken.

Hisashiku wasureteita intānetto ga koko ni aru. […] Ima kara nijū-nen hodo mae no Ni-channeru ya Aiārushī no fun'iki da. […] Wareware wa nurupo ni ga' sare, Gonorego ga Yoshinoya no niwaka kyaku ni monku o ii, Perī ni kaikoku o seri Mikiko ni piano o oshieru ano kūki ga saigen sareteita. Sō da.The internet I had long since forgotten is here. … The one with the atmosphere 2channel and IRC had twenty years ago. … The one where to nurupo we answered gah!, we complained as did Gonorego about Yoshinoya's customers, we watched Commodore Perry angrily try to teach a struggling Mikiko to play piano. Yes, that internet has re-emerged.

ōmaka ni iu toroughly speaking; broadly speaking

seimai buairice-polishing ratio