Demand
noun
You demand and need this thing, which is why you must make this demand.
じゅよう
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
TofuguTシャツは需要は大きいかもしれないけど、コスパがあまり良くないんだよね。
Tofugu t-shirts may be in high demand, but their cost performance isn’t great.