an all caps and sans typeface was used because it enforces the excellence and fine aspect of the name. the work, finest, is typed in all caps to enforce the quality of being fine
This has a lot of characters and if you’re going to go for a crossword kind of feel, you should do different fonts. The “the” looks very out of place. Maybe an easy piece of art for this one since it’s a TeaHouse? The font is just very clashy together in the crossword style.