According to one travel book, Kawagoe draws more than seven million visitors a year, and its central streets grow especially crowded on weekends and holidays. Most of that traffic funnels into the same few hundred metres of warehouse-lined street. A short walk beyond it turns up sweets shops, cafes, and a working sake brewery, where the food is the destination rather than a stop on the way to it.
Sweets before Candy Alley
Kawagoe Purin is described as a shop selling smooth, handmade pudding made with local sweet potato and Kawagoe matcha, packaged in a box styled after a kura warehouse roof. Ayanoka is described as occupying the second floor of a Kawagoe wagashi shop, serving a matcha parfait and other wagashi-style sweets made with local Kawagoe matcha and seasonal fruit. Sweet potato is described as Kawagoe's signature product, and sweet-potato confections are said to be the standard souvenir for visitors leaving town. Akariya is described as a sweets shop known for a summer-only shaved ice topped with matcha whisked to order and house-made red bean paste, sitting near Candy Alley. Candy Alley is described as keeping the same early-closing habits as the main warehouse street, so a visit there is worth checking before setting out.

Something savory
Kawagoe is described as having enough independent ramen shops to be counted among its own competitive ramen districts. Ganja, one of the better-known shops in that group, is described as simmering pork bone and chicken at length before adding seafood, producing a rich tsukemen broth served with thick house-made noodles at a counter-only bar. Pokara is described as building a curry that skips flour entirely, made from beef, chicken, and vegetables finished with a house-made garam masala. Subain-tei is described as having served Spanish cuisine for around forty years and having won a top prize at a paella competition, seating adults only and accepting cash exclusively.
Slower cafes
Cafe & Kitchen Laphuter is described as soaking bread for its signature French toast in a custom egg batter over an extended period before cooking, giving it a soft texture and mild sweetness. Tricycle Cafe is described as serving locally famous tofu made in Kawagoe's Zenba neighbourhood, alongside local vegetables and a wide selection of umeshu.
Sake, soy sauce, and a working brewery
Joraku-za is described as gathering Kawagoe's traditional soy sauce and sake producers together with restaurants under one roof, running a guided cellar tour on Saturdays, Sundays, and public holidays. Koedo Kagamiyama Shuzo is described as having revived Kagamiyama, a Kawagoe sake once out of production, and continuing to brew it today.

Getting there
The JR Saikyo Line rapid service reaches Kawagoe Station in about 50 minutes from Shinjuku Station. The JR Kawagoe Line covers the shorter run from Omiya in about 20 minutes. Kawagoe's restaurants are described as filling up on weekends, with a table at any of the popular ones worth arranging ahead. Check official information before visiting, since particulars at small, independently run shops shift more often than posted online.
Compare options and book: Kawagoe tours, Kawagoe experiences.