Bento Box Japanese Grill Menu (Update 2025)

Welcome to Bento Box Japanese Grill, where each dish invites you to savor the essence of Japanese cuisine blended with Asian fusion. This cozy spot in Ontario, CA, is not just a restaurant; it's a haven for seafood lovers and anyone craving authentic flavors.

The menu features a delightful array of options, including fresh sushi, crispy katsu bowls, and rich udon soups, ensuring there's something for everyone. The standout signature dishes like the fried rice and spicy tuna rolls have received rave reviews for their taste and generous portions.

Whether you're dining in, taking out, or enjoying delivery, you'll experience exceptional service and a friendly atmosphere. With happy hour specials and a casual vibe, it's an excellent choice for families, groups, or a quick lunch. Make sure to stop by and indulge your palate at Bento Box Japanese Grill!

Sushi Roll Cooked

ROLL Popcorn Lobster

Tempura langostino, crabmeat, cucumber, avocado, spicy cream and unagi sauces

$15.99

ROLL Cali Dreaming

Shrimp tempura, crabmeat, cream cheese, cucumber, avocado and unagi sauce

$14.99

ROLL Krunchy

Shrimp tempura, crabmeat, cucumber and avocado covered with crunchy flakes and unagi sauce

$12.99

ROLL Dragon

Shrimp tempura, crabmeat, cucumber, baked unagi, avocado and unagi sauce

$15.99

ROLL Baked Lobster

Baked roll with crabmeat, cucumber, avocado, mixture of langostino, masago and spicy cream sauce

$15.99

ROLL Tiger

Ebi shrimp, shrimp tempura, crabmeat, cucumber and avocado

$15.99

ROLL Alaska

Baked roll with salmon with spicy cream sauce, crabmeat, cucumber and avocado

$14.99

ROLL Spider

Soft shell crab tempura, cream cheese, cucumber, avocado and unagi sauce

$15.99

ROLL California

$8.49

ROLL Tempura California

$10.49

ROLL Avocado

$10.99

ROLL Veggie

$9.99

ROLL Caterpillar

$13.99

ROLL Bento Box

Tempura langostino, crabmeat stick, shrimp tempura, cooked shredded spicy albacore, fresh spicy tuna, carrots and crunchy flakes with spicy cream and unagi sauces

$18.99

ROLL Las Vegas

Tempura style spicy tuna, jalapeno, crabmeat, avocado, crunchy flakes, spicy cream and unagi sauces

$14.99

ROLL Baja

Fresh salmon, spicy crabmeat, cilantro, cucumber, avocado and spicy sauce

$14.99

ROLL Yellow Fever

Fresh yellowtail, crabmeat, cucumber and avocado with slices of jalapenos and spicy ponzu sauce

$14.99

ROLL Deluxe Rainbow

Shrimp tempura, albacore, tuna, salmon, yellowtail, avocado, crabmeat and cucumber

$15.99

ROLL El Diablo

Spicy shrimp tempura, spicy crabmeat, avocado, fresh spicy tuna and jalapenos

$14.99

ROLL Japanese Spring No Rice

fresh tuna, fresh salmon, ebi shrimp, cucumber, lettuce in rice paper and sesame ponzu dipping sauce

$15.99

ROLL Ichiban

Fresh salmon, fresh tuna, cucumber and avocado

$14.99

ROLL John Lemon

Slices of lemon with fresh salmon, fresh tuna, crabmeat, cucumber, avocado and ponzu sauce

$15.99

ROLL Paradise

Shrimp tempura, crabmeat stick, avocado, cucumber with mixture of spicy tuna, crabmeat and crunchy flakes, finished with spicy cream and unagi sauces

$15.99

ROLL Firecracker

Shrimp tempura, cooked shredded spicy albacore, carrots, avocado, spicy tuna and crunchy flakes

$13.99

ROLL Sir Anthony

Fresh salmon, fresh tuna, cucumber and avocado with spicy tuna, tempura jalapenos and unagi sauce

$15.99

ROLL Death Rowll

Extremely spicy! Spicy tuna, cucumber with very spicy mixture of cubed tuna, sesame oil and masago with death spicy sauce

$14.99

ROLL Lemony Peppery Salmony

Shrimp tempura roll with crabmeat stick covered with seared lemon peppered salmon and bonito shavings

$15.99

ROLL Jalapeno Bomb

Stuffed deep fried spicy California roll with spicy tuna, cream cheese on top dizzled jalapeno, spicy cream sauce and eel sauce

$16.99

ROLL Red Dragon

Fresh tuna, spicy tuna, cucumber and avocado

$14.99

ROLL Mermaid

Spicy tuna roll topped with spicy mixture of scallops, crabmeat stick, crunchy flakes and garlic cream sauce

$15.99

ROLL Rainbow

Fresh tuna, salmon, yellowtail, avocando, crabmeat and cucumber

$13.99

ROLL Washington

cucumber, avocado, crabmeat, fresh salmon

$13.99

ROLL Hawaiian

Cucumber, avocado, crabmeat, fresh tuna

$13.99

ROLL Philadelphia

$12.99

ROLL Spicy Yellowtail

$11.99

ROLL Spicy Tuna

$8.99

ROLL Tempura Spicy Tuna

$10.99

ROLL Tekkamaki

$7.99

Sushi Roll Raw

Hand Rolls

HAND ROLL California

$5.99

HANDROLL Spicy Tuna

$6.49

HANDROLL Salmon Skin

$6.49

HANDROLL Spicy Salmon

$6.99

HANDROLL Spicy Yellowtail

$6.99

HANDROLL Spicy Scallop

$6.99

HANDROLL Shrimp Tempura

$6.99

Coke CAN

$2.19

Diet Coke CAN

$2.19

Coke Zero CAN

$2.19

Sprite CAN

$2.19

Bottle Water

$2.49

Ramune

$4.99

Ramune Strawberry

$4.99

NA Drinks

SushiSashimi A La Carte

Sushi Combo 12pcs

Tuna, salmon, yellowtail, albacore, ebi

$25.99

Sushi Combo 8pcs

Tuna, salmon, yellowtail, albacore, ebi

$20.99

SUSHI Tuna

Maguro2pcs

$5.49

SUSHI Albacore

Shiro Maguro 2pcs

$5.49

SUSHI Salmon

2pcs

$5.49

SUSHI Yellowtail

Hamachi 2pcs

$6.99

SUSHI Shrimp

Ebi 2pcs

$5.49

SUSHI Unagi

Fresh water Eel2pcs

$6.99

SUSHI Crab

2pcs

$4.99

SASHIMI Tuna

Maguro 4pcs

$9.99

SASHIMI Albacore

Shiro Maguro 4pcs

$9.99

SASHIMI Salmon

Sake 4pcs

$9.99

SASHIMI Yellowtail

Hamachi 4pcs

$10.99

Two Item Combo

$18.99

Bento Combo

Salad

SALAD Asian Chicken

Grilled chicken breast meat on a bed of mixed greens, mandarin oranges and crispy noodle with house sesame dressing

$12.99

SALAD Spicy Sashimi

Assorted fresh spicy sashimi on a bed of mixed greens with house vinaigrette dressing

$12.99

SALAD Sashimi

Assorted fresh sashimi on a bed of mixed greens with house vinaigrette dressing

$12.49

SALAD Spicy Tuna Seaweed

Fresh spicy tuna sashimi on a bed of wakame seaweed mix with house vinaigrette dressing

$11.99

SALAD Seaweed

Marinated wakame seaweed mix with house vinaigrette dressing

$7.99

SALAD House

Mixed greens with house sesame dressing

$4.99

Steamed Vegetables

Broccoli, carrot, cabbage, zucchini, green onion

$2.99

FRIED RICE Chicken

$14.99

FRIED RICE BB Chicken

$15.49

FRIED RICE Shrimp

$16.99

FRIED RICE Vegetable

$14.99

FRIED RICE Steak

$16.99

FRIED RICE Combination

$19.49

Fried Rice

Appetizers

APP Yellowtail Ignite

Fresh yellowtail sashimi in harmony with ponzu sauce and slices of jalapenos on top.

$13.95

APP Edamame

Steamed whole baby organic soy beans. Served lightly salted

$4.99

APP Spicy Garlic Edamame

Pan fried steamed whole baby organic soy beans with garlic and spicy sauce. Nonspicy option available

$7.99

APP Soft Shell Crab

Flash fried tempura style soft shell crab. Served with bonito dipping sauce on the side

$9.99

APP Buttermilk Shrimp

Flash fried hand breaded butterfly shrimp. Served with cocktail dipping sauce

$9.49

APP Fried Calamari

Crispy fried calamari rings. Served with sweet spicy cream sauce on the side.

$11.99

APP Baked Green Mussels

Six half shelled green mussels baked with sweet spicy sauce on top. Finished with green onions

$10.99

APP Shrimp And Veg Tempura

Lightly battered, flash fried shrimps and assorted vegetables. Served with tempura dipping sauce

$9.99

APP Gyoza Dumplings

Your choice of scrumptious deep fried or steamed dumplings filled with chicken and vegetables

$7.99

APP Popcorn Crab

Flash fried tempura style crabmeat with ebi shrimps. Served with spicy cream sauce

$9.99

APP Egg Rolls

Deep fried vegetable egg rolls with dipping sauce

$4.99

AppHeart Attack

$8.99

BOWL Chicken

Served with steamed white rice

$8.99

BOWL Katsu Chicken

Served with steamed white rice

$10.99

BOWL Poke

Yellowtail, tuna, salmon, albacore, rice, salad, spicy tuna, masago cucumber, onion, green onion and house dressing

$17.99

Bowls

Sides

SIDE Miso Soup

$2.99

Side Spicy Cream Sauce

$1.00

Side Unagi Sauce

$1.00

Side Teriyaki Sauce

$1.00

Side Ponzu Sauce

$1.00

Extra Ginger

$1.00

Side Katsu Sauce

$1.00

SIDE 12 Spicy Tuna Roll

$5.99

SIDE 12 Krunchy Roll

$7.49

Extra Tofu

$1.00

Side Sambal

$1.00

Side Masago

$2.50

Side Sesame Dressing

$1.00

Wasabi

$0.00

Ginger

$0.00

Extra Egg

$1.00

Garlic Butter

$1.50

No Disposable Item Needed

$0.00

UDON Noodle SoupChicken

Rice noodle soup with fish cakes and green onions

$13.99

UDON Noodle SoupShrimp Tempura

Rice noodle soup with fish cakes and green onions

$13.99

UDON Noodle SoupSteak

Rice noodle soup with fish cakes and green onions

$14.99

YAKISOBA Fried NoodleChicken

Wok fried noodle with vegetables and green onions.

$14.99

YAKISOBA NoodleShrimp

Wok fried noodle with vegetables and green onions.

$15.99

YAKISOBA NoodleVegetable

Wok fried noodle with vegetables and green onions.

$14.49

Noodles