| Ai | Love. The meaning is more akin to romantic love or deep love. |
| Aho | Kind a like "baka," but with an added suggestion of mental retardation. |
| Anime | Generally refers to Japanese animation, but also included are anything that is animated, including non-Japanese ones. |
| Atashi | I. More femine version of watashi. Used by women only. |
| Baka | Probably the most recognizable word that anyone will ever come across with while enjoying their anime. It can range from idiot to jerk, to asshole depending on how it is said. |
| Boku | I. A more masculine form of watashi. Used generally by men and boys. Girls wills ometimes use it as well, but they are seen as more boyish or as tomboys. |
| Echi | A less stronger word for of pervert. |
| Geisha | NOT hookers. Most foreigners associate geishas as hookers due to US soldiers in Japan post WWII. Geishas sells flatery and the arts. If you want to know if that is a Yokata (hookers) or Geisha, Geishas tie the ribbon on their sash on the back as opposed to the front. |
| Haha | Mother. More respectable than okaasan. What you generally call your OWN mother. |
| Hentai | Pervert. |
| Itadakimasu | Something that is said just before eating. The closest translation would be thanks for the food, but is much more than that. It usually means to thank everyone that has been involved in getting that food to you from the farmers to the waiter. |
| Jiji | Father. More respectable than Otosan. What you generally call your OWN father. |
| Kohai | Underclassman, junior. Refers to someone you have seniority over. Can be from school, club, work. |
| Koi | Love. The meaning is more akin to the first feelings of love. |
| Kokoro | Heart. Depending on how it is used, it can mean heart, breast, soul, or mind. Although, spirit might be the closest amongst them all. |
| Manga | Generally refers to Japanese comics, but actually means all kinds of comics, non-Japanese included. |
| Mecha | Describes robots in general, but also includes any type of machines. |
| Moe | The interest of people with animeation/images of cute young girls before the age of 13. A rather big business in Japan with most fans of it at around 10. |
| Obaasan | Grandmother. Can be used to refer to a woman much, much older than the speaker who is not related. |
| Obasan | Aunt. Can be used to refer to a woman much older than the speaker who is not related. |
| Ojiisan | Grandfather. Can be used to refer to a man much, much older than the speaker who is not related. |
| Ojisan | Uncle. Can be used to refer to a man mcuh older than the speaker who is not related. |
| Okaasan | Mother. Can be kaasan, kaachan, okaachan, kaasama, okaasama. Haha is the more respectable form. |
| Oneesan | Big sister. Can also be used to refer to a female older than the speaker who is not related. Other ways of saying it includes neesan, oneechan, neechan, oneesama, neesama. |
| Oniisan | Big brother. Also used to refer to a male older than the speaker who is not related. Can also be niisan, oniichan, niichan, oniisama, niisama |
| Otaku | Literally means house in Japanese. In our world, it means a fan. There differences between American and Japanese otakus though. |
| Otousan | Father. Other ways of saying it are tousan, otouchan, touchan, tousama, otousama. Jiji is the more respectable form. |
| Samishen | A Japanese string instrument. Kind of like a lute. |
| Sempai/Senpai | Upperclassman, senior. Means someone who has seniority over you from school, to clubs, to work. |
| Shihan | Master or instructor at a school or dojo. |
| Shihan-dai | Someone who is a student that can also teach in lue of the master not teaching himself. |
| Shinobi | Ninja. |
| Shishio | Master. |
| Shonen | It mean "young boy" and is generally meant to apply to stories aimed at such readers. Adding "bi" in front transforms it to mean "beautiful young boy. |
| Shoujo | It means "young girl" and is generally meant to apply to stories aimed at such readers. Adding "bi" in front of it changes it to mean "beautiful young girl." |
| Watashi | I. |
| Yaoi |
| Yokata | Light cotton robe worn usually during the summer, or festival (which is mostly in the summer, so yeah, summer) |
| Yuri |
| ~chan | Cute and informal form of -san. |
| ~chin | A cute and informal version of -san used by girls. |
| ~dono | The most formal form of -san. |
| ~han | Same as -san. A Kansai version of it. |
| ~sama | A more formal version and respectful version of -san. |
| ~san | Mister or miss or missis. Added to names. To call someone with just their names and no honorific is very informal and only done if the speaker and the one being spoken to are very close. |
| ~tan | A cute and informal version of -san used by girls. |
| ~yan | Same as -san. A Kansai version of it. |
| Red string of fate | The red string of fate is supposedly tied to your pinky finger and the other end is tied to the pinky of the person(opposite sex) who is fated to be your other half. If they say that they are tied together by the red string of fate, they mean that they were meant to be together. If they say that your red string of fate has been severed, it means that you are shit out of luck and there is no one for you. |
| Sneezing | When you sneeze, it means that someone is talking about you. Similar to the western concept of burning ears. Sneezing three times means that they are talking bad about you. |
| 4 | Four is an unlucky number. An equivalent to our 13. Four is pronounced either as "shi" or "yon". The "shi" pronounciation is the primary reason for it. "Shi" can also mean "death." For that reason, a lot of hospitals doesn't have room four, which when spoken out loud, can become "dead man." |
| 8 | 8 is a lucky number due to the the way that the kanji for 8 is written. It looks like two vertical sticks getting closer to each other as they go higher. This means lucky because, as things progress, luck becomes more concentrated. |
| 108 | 108 is a lucky number in Buddhism. Their prayer beads have 108 beads and the bell at Buddhist temples are rung 108 times before the sun rises on the new year. |
| Bota | Pig. |
| Hebi | Snake. |
| Hitsuji | Sheep. |
| Ika | Squid. |
| Inu | Dog. |
| Karasu | Crow. |
| Kuma | Bear. |
| Kumo | Spider. |
| Kitsune | Fox. |
| Neko | Cat. |
| Nezumi | Mouse. |
| Okami | Wolf. |
| Sakana | Fish. |
| Sake | Salmon. |
| Saru | Monkey. |
| Tako | Octopus. |
| Tora | Tiger. |
| Tori | Bird. |
| Uma | Horse. |
| Unagi | Fresh water eel. |
| Ushi | Cow. |