There are many great izakayas in Shinjuku, but one that is highly rated and affordable is called "Tori no Ana". This izakaya is known for its delicious grilled chicken skewers and other traditional Japanese dishes. The prices are reasonable, and the atmosphere is cozy and welcoming. Another popular option is "Horumon Maru", which specializes in grilled offal (organ meat) dishes. This izakaya is also reasonably priced and has a lively atmosphere. Both of these izakayas are highly rated by locals and tourists alike, so they are definitely worth checking out if you are looking for a good meal in Shinjuku.