Ais Wallenstein

Japanese Name アイズ・ヴァレンシュタイン
Romaji Name Ais Wallenstein
Nicknames Sword Princess
Series Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka
Age Varies (based on series progression)
Weight N/A
Height 162 cm (approximately 5’4″)
Date of Birth N/A
Blood Type N/A


Ais Wallenstein, also known as the Sword Princess, is a character from the series “Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka” (Is it wrong to try to pick up girls in a dungeon?). Ais is portrayed as a mostly quiet and reserved individual who has difficulty expressing her feelings through words. This often leads others to perceive her as mysterious. Despite her reserved nature, she is shown to be serious and focused when it comes to her duties as an adventurer.
Ais is known for her strong will and determination to become even stronger. She is shown to be relentless and merciless towards monsters during her missions. She has a strong sense of purpose and is constantly striving to improve herself. Ais is also portrayed as somewhat clueless when it comes to romantic advances, often reacting violently or rejecting those who show interest in her.


Ais Wallenstein joined Loki’s Familia at the age of 7 and quickly became a key member due to her exceptional skills. In the underground dungeon, she carried everyone’s luggage and displayed her remarkable talent for combat. Ais achieved the milestone of reaching level 2 within a year, making her the fastest person to do so at the time. However, her record was later broken by Bell Cranel, another prominent character in the series.


Ais Wallenstein is described as a beautiful young woman with long golden-blonde hair and striking golden eyes. She stands 162 cm (approximately 5’4″) tall and has a slender and graceful build. Her usual attire consists of a sleeveless, backless dress adorned with a silver breastplate. Ais is often admired for her elegant appearance and captivating presence.


A first-class adventurer, Ais Wallenstein is considered one of the strongest individuals in the series. She possesses exceptional combat skills and wields a sword with great skill. Ais demonstrates remarkable speed, agility, and precision in her attacks, making her a formidable opponent in battle. Her dedication to becoming stronger and her unwavering determination contribute to her growth as an adventurer.


Ais Wallenstein is from the light novel series “Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka”, written by Fujino Ōmori and illustrated by Suzuhito Yasuda. The series follows the adventures of Bell Cranel, a young adventurer, and his interactions with various characters in the fictional city of Orario. Ais plays an important role in the story as a member of Loki’s family and becomes an influential figure in Bell’s journey.


The information provided is based on the character profile on and additional sources where applicable.

Ais Wallenstein – FAQ

Who is Ais Wallenstein?

Ais Wallenstein is a fictional character from the light novel and anime series “Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka” (aka “Is it wrong to try to pick up girls in a dungeon?”). She is a skilled swordswoman and a member of the Loki Familia, one of the most prominent adventuring groups in the city of Orario.

What are Ais Wallenstein’s skills?

Ais Wallenstein is known for her exceptional swordsmanship. She has immense strength, agility, and speed, which allows her to easily defeat monsters in the dungeon. She also has a unique ability called “Wind and Strike,” which adds a gust of wind to her sword attacks, increasing their power and speed.

What is Ais Wallenstein’s relationship to Bell Cranel?

Ais Wallenstein plays a significant role in the story as she becomes a source of inspiration and admiration for the main protagonist, Bell Cranel. Bell develops romantic feelings for Ais and aspires to become a strong adventurer like her. Their interactions and the development of their relationship are important aspects of the series.

Is Ais Wallenstein a member of a familia?

Yes, Ais Wallenstein is a member of the Loki Familia. Familias are groups of adventurers led by powerful gods or goddesses, and each familia has its own unique abilities and specialties. The Loki Familia, led by the god Loki, is known for its skilled fighters and is one of the most respected Familias in Orario.

What is Ais Wallenstein’s personality like?

Ais Wallenstein is typically portrayed as a quiet and reserved individual. She is often seen as stoic and focused on her training, rarely showing her emotions. However, she has a kind and compassionate side, especially when it comes to helping others. Despite her reserved nature, Ais is respected and admired by many for her strength and dedication.

Does Ais Wallenstein have any notable accomplishments?

Yes, Ais Wallenstein has several notable achievements as an adventurer. She has reached the highest level of skill and has defeated many powerful monsters in the dangerous Dungeon. Her exceptional skills and accomplishments have earned her a reputation as one of the strongest adventurers in Orario.