Behind a door at Walter's, this elegant Japanese izakaya serves sophisticated dishes & cocktails.
From Google Maps reviews.
Hidden within another restaurant, this speakeasy izakaya offers a thoughtful, seasonal menu crafted by a superstar chef who began his career in Tokyo. Each dish is beautifully and deliciously prepared, complemented perfectly by cocktails mixed by their amazing bartender. The experience of おもてなし(omotenashi; Japanese hospitality) at this spot is so apparent that by the time we left, my two dinner companions had already declared they’d become regulars, eager to bring their clients next time. I cann
Special little spot behind another nice little brooklyn restaurant. solid japanese food. enjoyed the kabocha, sweet potatoes, wagyu, scallops and nice sake selection. romantic dinner environment to experience some quality eats.
Karasu has twice exceeded our expectations, the food is delicious and the vibe is on point. For drinks highly recommend No Bun Intended. The ribeye is one of the best I’ve ever tried. Shout out to Dante at the bar, he was great and added to the experience. Look forward to coming back!
From the Jul 15, 2026 health inspection. Lower-priority items are listed after the serious ones.

Cold food was held above 41°F, warm enough for bacteria to grow.
Shelves, ledges, or equipment exteriors aren't clean or easy to clean.