Koto Japanese Steak House and Sushi Bar
527 Long Hill Rd, Groton
(860) 445-5686
Customers' Favorites
Chicken with Noodles and Vegetable Hibachi
Steak with Vegetable Rice and Veggies
Japanese Style Fried Noodle
Assorted Maki Sushi Rolls
Salmon Teriyaki Bento Box
Yellowtail Scallion Roll
Lunch Salmon Bento Box
Peninsula Fried Rice
Untouchable Roll
Steak and Shrimp
Dinner Hibachi Entrees
Vegetable Hibachi Dinner
Cooked on a hibachi grill.
Chicken Hibachi Dinner
Cooked on a hibachi grill.
Squid Hibachi Dinner
Cooked on a hibachi grill.
Salmon Hibachi Dinner
Cooked on a hibachi grill.
Lobster Hibachi Dinner
Cooked on a hibachi grill.
Red Snapper Hibachi Dinner
Cooked on a hibachi grill.
Shrimp Hibachi Dinner
Cooked on a hibachi grill.
Scallop Hibachi Dinner
Cooked on a hibachi grill.
Steak Hibachi Dinner
Cooked on a hibachi grill.
Filet Mignon Hibachi Dinner
Cooked on a hibachi grill.
Filet Mignon Combo Hibachi Dinner
Cooked on a hibachi grill.
Hibachi Combo Dinner
Cooked on a hibachi grill.
Lobster Combo Hibachi Dinner
Cooked on a hibachi grill.
Seafood Combo Hibachi Dinner
Lobster tail, shrimp, and scallops.
Lobster and Filet Mignon Combo Hibachi Dinner
Lobster tail, shrimp, and scallops.
Soups and Salads
Miso Soup
Soup that is made from miso paste.
Clear Soup
Savory thin soup that typically has a broth or consomme base.
Seafood Tofu Soup
Soup made from bean curd.
Tom Yam Soup
Thai spicy soup with chicken, shrimp, and vegetable.
House Salad
Basic vegetable salad.
Seaweed Salad
Salad with a seasoned microalgae base.
Avocado Salad
Sliced avocado with a variety of vegetables.
Kani Salad
Crab meat, cucumber, masago, and spicy mayo.
Salmon Skin Salad
House salad topped with salmon skin, masago, spicy mayo, and eel sauce.
Small Dishes From the Kitchen
Harumaki
Fried shrimp spring rolls with plum sauce.
Edamame
Steamed soy bean pods with sea salt.
Shumai
Steamed shrimp dumplings with dumpling sauce.
Gyoza
Pan-fried pork dumplings with dumpling sauce.
Calamari Tempura
Fried squid with katsu sauce.
Hotate Gai
Bacon-wrapped scallops with plum sauce.
Beef Kushiyaki
Skewered beef sticks with teriyaki sauce.
Chicken Tatsuta Age
Fried chicken nuggets with ketchup.
Spicy Calamari
Sauteed squid with Vietnamese basil, onion and pepper.
Beef Negimaki
Scallions wrapped in beef with teriyaki sauce.
Soft Shell Crab
Fried soft shell crab with katsu sauce.
Chicken Tempura
Chicken strips and assorted vegetable lightly battered and fried with tempura sauce.
Shrimp Tempura
Shrimp and assorted vegetable lightly battered and fried with tempura sauce. Shell fish. Battered and fried.
Vegetable Tempura
Assorted vegetables lightly battered and fried with tempura sauce.
Tempura Combo
2 shrimp and 1 chicken and assorted vegetables lightly battered and fried with tempura sauce.
Agedashi Tofu
Gently fried bean curd with tempura sauce.
Chicken Yakitori
Skewered chicken sticks with teriyaki sauce.
6 Chicken Wings
Comes in Buffalo sauce, plum sauce, or plain.
Small Dishes From the Sushi Bar
Sushi Sampler
4 pieces of assorted sushi – chef's selection.
Sashimi Sampler
5 pieces of assorted sashimi – chef's selection.
Hawaiian Salmon
Seared salmon and avocado served with sweet miso sauce on a bed of cucumber.
Green Phoenix
Spicy tuna wrapped in avocado and topped with tobiko. Served with ponzu sauce.
Tuna Tataki
7 pieces of sliced seared tuna over cucumber and a small seaweed salad with ponzu sauce.
Black Pepper Tuna Tataki
Sliced seared black peppered tuna over cucumber and a small seaweed salad with ponzu sauce.
Bonsai Tree
Crab, avocado, and masago wrapped in cucumber served with ponzu sauce.
Mango Tuna Wrap
Mango and cucumber wrapped in sliced peppered tuna served with chef's special sauce.
Treasure Island
Chopped tuna, salmon, and yellowtail mixed with Momiji sauce all wrapped in avocado and topped with tobiko. Served with ponzu sauce.
Sushi Rolls
California Roll
Cucumber, crab, and avocado.
Tuna Roll
Mild and tender fish.
Tuna Avocado Roll
Mild and tender fish.
Tuna Cucumber Roll
Yellowtail Scallion Roll
Buttery mild fish.
Yellowtail Jalapeno Roll
Buttery mild fish.
Salmon Roll
Salmon Avocado Roll
Salmon Cucumber Roll
Spicy Scallop Roll
Sweet, buttery and delicate.
Spicy Roll
Choose tuna, salmon, yellowtail, or crab.
Rock 'n Roll
Toasted eel, salmon skin, avocado and cucumber topped with eel sauce. Thoroughly cooking meat, poultry, seafood, shellfish, or eggs reduces the risk of foodborne illness.
Alaska Roll
Salmon, cucumber, and avocado wi I'mth masago.
Boston Roll
Shrimp, cucumber, lettuce, avocado, and mayo topped with masago.
Philadelphia Roll
Smoked salmon, cream cheese, and avocado.
Unagi Roll
Choose with avocado or cucumber.
1/2 Futo Roll
Crab meat, egg, avocado, Japanese pickle and masago. Thoroughly cooking meat, poultry, seafood, shellfish, or eggs reduces the risk of foodborne illness.
New York Roll
Salmon skin and cucumber with eel sauce.
Crazy Roll
Fried fish, masago, eel sauce, spicy mayo, and scallions. Thoroughly cooking meat, poultry, seafood, shellfish, or eggs reduces the risk of foodborne illness.
ISO Maki
Tuna and seaweed salad topped with masago and spicy sauce.
Veggie Rolls
Asparagus Roll
Sushi roll filled with asparagus.
Avocado Roll
Sushi roll prepared with avocado.
Cucumber Roll
Sweet Potato Tempura Roll
Tofu Skin Roll
Vegetable Tempura Roll
Vegetable Roll
Peanut Avocado Roll
Special Rolls
Chicken Tempura Roll
Chicken tempura, avocado, cucumber, and lettuce topped with masago, eel sauce, and spicy mayo.
Shrimp Tempura Roll
Shrimp tempura, avocado, cucumber, and lettuce topped with masago, eel sauce, and spicy mayo.
Lobster Tempura Roll
Lobster tempura, avocado, cucumber, and lettuce topped with masago, eel sauce, and spicy mayo.
Spyder Roll
Soft shell crab, avocado, cucumber, and lettuce topped with masago, eel sauce, and spicy mayo.
Twister Roll
Spicy tuna topped with avocado and masago.
Rainbow Roll
Crab meat, cucumber, and avocado topped with salmon, yellowtail, fluke, tuna, shrimp, and masago.
Dragon Roll
Eel and cucumber topped with avocado and masago.
Russian Roulette Roll
1 mystery piece. Spicy tuna and cucumber topped with tuna, spicy mayo, and masago.
Angel Hair Roll
Shrimp tempura, cream cheese, and avocado topped with crab meat and spicy mayo.
Wallace Roll
Chicken and shrimp tempura, avocado, cucumber, and lettuce topped with masago, eel sauce, and spicy mayo.
Long Hill Roll
Shrimp tempura topped with spicy tuna and masago.
Connecticut Roll
Spicy salmon topped with salmon and ikura.
Mystic Roll
Spicy tuna topped with spicy crab salad.
Thames Roll
1/2 salmon, 1/2 tuna, and avocado topped with crab meat.
Surf n Turf Roll
Shrimp tempura, spicy tuna, asparagus topped with seared filet mignon. Finished with masago, scallions, eel sauce and spicy miso.
Untouchable Roll
Spicy tuna inside topped with tuna, salmon, avocado and mango salsa.
Pink Submarine Roll
Shrimp tempura and avocado topped with spicy crab and served with strawberry sauce.
Rock 'n Roll
Toasted eel, salmon skin, avocado and cucumber topped with eel sauce.
Dancing Eel Roll
Toasted eel, avocado, and cream cheese topped with masago.
Sunshine Roll
Spicy tuna topped with eel and tobiko.
Sakura Roll
Salmon, tuna, and yellowtail in spicy sauce topped with black and red tobiko.
Viking Roll
Smoked eel and avocado topped with yellowtail, salmon, tuna, tobiko, tempura crunch, scallions, and spicy mayo.
Naruto Roll
Eel, salmon, shrimp, crab stick, tuna, avocado, and seaweed salad all wrapped in cucumber.
Fantasy Dragon Roll
Crispy shrimp, cucumber, and avocado topped with eel and salmon.
Winter of Groton Roll
Shrimp tempura and lobster salad topped with spicy tuna and avocado. Served with honey wasabi and eel sauce.
Crazy Friday Roll
King crab and avocado all deep-fried then topped with scallions, tobiko, spicy mayo, and sriracha sauce.
Out of Control Roll
A trio of tuna, salmon, and yellowtail, and avocado topped with seared white tuna and mayo. Finished with eel sauce, miso sauce, scallions, masago, and crunch.
Sushi Bar Entrees
Sushi Dinner
9 pieces of sushi, chef's choice, and 1 tuna roll.
Sashimi Dinner
15 pieces of sashimi, chef's choice, and a bowl of white rice.
Chirashi Don
11 pieces of sashimi, chef's choice, with pickles over sushi rice.
Tuna Lover
6 pieces of tuna sushi and 1 spicy tuna roll.
Salmon Lover
6 pieces of salmon sushi and 1 spicy salmon roll.
Tri Color Sushi
3 pieces each of salmon, tuna, and yellowtail.
Tri Color Sashimi
3 pieces each of salmon, tuna, and yellowtail with white rice.
Spicy Trio
1 each of spicy salmon, tuna, and yellowtail rolls.
Sushi and Sashimi Combo
6 pieces of sushi, 9 pieces of sashimi, chef's choice, and 1 tuna roll.
Love Boat For 2
9 pieces of sushi, 15 pieces of sashimi, chef's choice, 1 rainbow roll, and 1 spicy tuna roll.
Sushi
Egg Omelet Sushi
Tamago.
Smelt Caviar Sushi
Masago.
Crab Stick Sushi
Kani.
Flying Fish Caviar Sushi
Tobiko.
Shrimp Sushi
Ebi.
Squid Sushi
Ika.
Tofu Skin Sushi
Inari.
Eel Sushi
Unagi.
Fluke Sushi
Hirame.
Octopus Sushi
Tako.
Red Clam Sushi
Hokkigai.
Salmon Sushi
Sake.
Smoked Salmon Sushi
Mild flavored fish. Prepared and flavored with smoke. Seaweed wrapped around rice and filling.
White Tuna Sushi
Mild tasting fish. Seaweed wrapped around rice and filling.
Yellowtail Sushi
Hamachi.
Salmon Caviar Sushi
Ikura.
Tuna Sushi
Maguro.
Scallop Sushi
Hotate.
Sweet Shrimp Sushi
Amaebi.
Sashimi
Egg Omelet Sashimi
Tamago.
Smelt Caviar Sashimi
Masago.
Crab Stick Sashimi
Kani.
Flying Fish Caviar Sashimi
Tobiko.
Shrimp Sashimi
Ebi.
Squid Sashimi
Ika.
Tofu Skin Sashimi
Inari.
Eel Sashimi
Unagi.
Fluke Sashimi
Hirame.
Octopus Sashimi
Tako.
Red Clam Sashimi
Hokkigai.
Salmon Sashimi
Sake.
Smoked Salmon Sashimi
Prepared and flavored with smoke. Mild flavored fish.
White Tuna Sashimi
Mild tasting fish.
Yellowtail Sashimi
Hamachi.
Salmon Caviar Sashimi
Ikura.
Tuna Sashimi
Maguro.
Scallop Sashimi
Hotate.
Sweet Shrimp Sashimi
Amaebi.
Teriyaki
Lobster Teriyaki Combo
Served with 1 choice of steak, shrimp, scallops, salmon or chicken.
Teriyaki Combo
Served with 2 choices of steak, shrimp, scallops, salmon or chicken.
Steak Teriyaki
Filet Mignon Teriyaki
Chicken Teriyaki
Poultry. Marinated or glazed in a soy based sauce.
Shrimp Teriyaki
Shell fish. Marinated or glazed in a soy based sauce.
Scallop Teriyaki
Salmon Teriyaki
Ray-finned fish. Marinated or glazed in a soy based sauce.
Tofu Teriyaki
Vegetable Teriyaki
Marinated or glazed in a soy based sauce.
Beef Nigimaki
Tempura
Seafood Tempura
Lobster tail, shrimp, and scallops.
Lobster Tempura
Shrimp Tempura
Shell fish. Battered and fried.
Chicken Tempura
Vegetable Tempura
Don
Unagi Don
Broiled eel over a bowl of white rice.
Udon Noodles
Nabeyaki Udon
Chicken, assorted vegetables, fish cake, crab stick, and egg in a hot broth. Served with 2 tempura shrimp.
Tempura Udon
Noodles in a hot broth and served with shrimp and assorted vegetable tempura.
Vegetable Udon
Assorted vegetables and noodles in a hot broth. Add beef, chicken or shrimp for an extra charge.
Vegetable Yaki Udon
Stir-fried noodles with mixed vegetables. Add beef, chicken or shrimp for an extra charge.
Pad Thai Noodle
Vietnamese noodle with spicy Thai sauce. Served with chicken and shrimp and topped with chopped peanuts.
Singapore Rice Noodle
Stir-fried rice noodles with fried jumbo shrimp, chicken, peppers, onions, and mushrooms with spicy curry.
Nabemono
Sukiyaki
Sliced beef and assorted vegetables with yam noodles in a dark, rich broth.
Kitchen Specials
Peninsula Fried Rice Special
Stir-fried jumbo shrimp, sea scallops, lobster tail meat tossed in jasmine, Thai basil, and ginger fried rice.
Party Platter
Basic Platter
Avacado roll, California roll, Boston roll, Alaska roll, Spicy tuna roll, Sweet potato roll , Tuna avacado roll and Philadelphia roll
Spicy Platter
2 of each Spicy tuna, Spicy Salmon , Spicy yellowtail and Spicy crab roll.
Tempura Platter
Shrimp tempura roll, Chicken tempura roll, Sweet potato roll, Crazy roll, Angel hair roll, Tiger roll, Winter of Groton roll and Crazy Friday roll.
Koto Choice Platter
California roll, Philadelphia roll, Spicy tuna roll, Alaska roll, Rainbow roll, Angel hair roll, Out of control roll, Viking roll and Untachable roll
Side Orders
Japanese Style Fried Rice
Add beef, chicken or shrimp for an extra charge.
Japanese Stir-Fried Noodle
Add beef, chicken or shrimp for an extra charge.
Hibachi Noodle
White Rice
French Fries
Gingerdressing(pt)
Our homemade salad dressing
Spicy Mayo(2oz)
Our homemade sauce good for the sushi rolls.
Lunch Sushi and Sashimi
Sushi Lunch
5 pieces of sushi, chef's choice with a California roll.
Maki Combo Lunch
Choose any 3 rolls. Served with miso soup.
Chirashi Don Lunch
9 pieces of sashimi, chef's choice with pickles on seasoned rice.
Sashimi Lunch
11 pieces of sashimi, chef's choice with a bowl of rice.
Sushi & Sashimi Lunch Combo
5 pieces of sushi, 8 pieces of sashimi with a California roll.
Lunch Hibachi Entrees
Vegetable Hibachi Lunch
Cooked on a hibachi grill.
Chicken Hibachi Lunch
Poultry. Cooked on a hibachi grill.
Salmon Hibachi Lunch
Ray-finned fish. Cooked on a hibachi grill.
Shrimp Hibachi Lunch
Shell fish. Cooked on a hibachi grill.
Steak Hibachi Lunch
Beef steak. Cooked on a hibachi grill.
Scallops Hibachi Lunch
Cooked and seasoned mollusk. Cooked on a hibachi grill.
Lunch Koto Box
Lunch Koto Box
Steak Teriyaki
Please specify the cooking temperature.
Shrimp Teriyaki
Shell fish. Marinated or glazed in a soy based sauce.
Salmon Teriyaki
Ray-finned fish. Marinated or glazed in a soy based sauce.
Chicken Teriyaki
Poultry. Marinated or glazed in a soy based sauce.
Vegetable Teriyaki
Marinated or glazed in a soy based sauce.
Fried Tofu Teriyaki
Cooked in oil. Bean curd made from soybeans. Marinated or glazed in a soy based sauce.
Beef Negimaki
Beef and scallions.
Shrimp Tempura
Shell fish. Battered and fried.
Chicken Katsu
Poultry. Covered in panko breadcrumbs and fried.
Pork Katsu
Covered in panko breadcrumbs and fried.
Kids Menu
Kids Vegetable Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Chicken Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Salmon Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Shrimp Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Scallop Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Steak Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Filet Mignon Hibachi
Served with soup, salad, mixed vegetables and a choice of fried rice, white rice or noodles.
Kids Steak Teriyaki
Served with miso soup and a side of french fries.
Kids Shrimp Teriyaki
Served with miso soup and a side of french fries.
Kids Chicken Teriyaki
Served with miso soup and a side of french fries.
Kids Vegetable Teriyaki
Served with miso soup and a side of french fries.
Desserts
Dream Bomba
A heart of caramel surrounded by peanut butter gelato, coated in milk chocolate and decorated with peanut butter drizzle.
Cappuccino Truffle
Cappuccino gelato with a heart of espresso, covered with coffee-flavored meringue sprinkles.
Coppa Pistachio
Custard gelato swirled together with chocolate and pistachio gelato, topped with praline pistachios.
Tempura Cheesecake
NY style cheesecake lightly tempura battered and fried.
Tempura Ice Cream
Vanilla, coconut, or green tea ice cream wrapped in a thin layer of pound cake then lightly tempura battered and fried.
Mochi
Green tea or vanilla.
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Recent Reviews
The food was good although we were given soup and salad that we were not told about on the menu one of which I did not like. My one big issue is with the bathroom where the stalls are entirely made of frosted glass, I was terrified the entire time I was trying to pee.
March 2025
I go here with family and friends for hibachi however this time I went with my sig. other for sit down so we could sit longer and talk without holding up the hibachi area. The place mats were sticky. The food tasted like dish water (this included noodles, meat and mushroom soup). The drink options were minimal and uninteresting. The cocktail glasses had something splattered on the outside and fingerprints all around the glass. Service was mediocre. I won't be back. This was...
September 2024
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