aa. Yeah.
ahou. Moron, idiot, dumbass.
akumu. Nightmare.
ano (anou). Um, uh.
baka deshi. Stupid pupil.
bancha. This is a more common tea for daily use. It might be drunk with dinner but likely not served to guests.
bokken. A wooden sword used as a practice weapon in kendo.
bushido. Code of the samurai.
chitose-ame. “Thousand-year” hard candy, it is most sought after during a certain fall festival.
first flush. Among tea enthusiasts, it is generally accepted that leaves procured from the first blossoming of the tea for a season are best.
gatotsu. A form of swordfighting technique designed to maximize destructive power whilst minimizing the user’s exposure to strikes.
gomen. Sorry.
hachinisasareru. (Literally) Bee stings; the clan is called the Hachinisasareru. Their style of fighting, killing, recruiting is called the Hachinisasareru Akumu.
haori. A loose, knee-length, Japanese garment resembling a coat.
hukamushi. A type of tea with a mildly bitter taste.
imoto. Younger sister.
itai. “Ouch” or “It hurts.”
ki. A warrior’s energy, or vibe.
kodachi. Small sword, longer than a dagger, shorter than a standard katana.
kunoichi. A practitioner of ninjutsu (female ninja).
kunoichi. Female ninja most often trained in the arts of deception, manipulation, and seduction; often worked with poisons and easily concealable weapons.
kyo. The suffix used with Okubo’s name. I’m not exactly certain of the translation, so if someone could provide one, that would be helpful!
maccha. The type of tea most often used in formal tea ceremonies, it is crushed to a powder.
miyuki. Name, means “deep snow.”
monaka. The information I have shows them as jam-stuffed cookie/wafer-type things.
naruhodo. “I see” used in the context of understanding something which was not comprehended before.
obi. A broad sash worn round the waist of a Japanese kimono.
oiran. A courtesan, “woman of pleasure” or prostitute. However, they are distinguished from ordinary yūjo in that they were entertainers, and many became celebrities outside the pleasure districts.
okashira. Boss, commander.
onesan. Elder sister.
ototo. Younger brother.
roe. Fish eggs.
ryo. A unit of money.
saru. Monkey.
seppuku. A form of Japanese ritual suicide by disembowelment.
shoji. Sliding door.
so ka. Is that so?
sudare-atama. Bamboo blind face/head.
teishu. An informal but archaic form of husband.
tennen rishin ryu. Okita Souji’s school of swordsmanship. Also, I should mention that I read that he fought with a katana that was a few inches longer than normal (forty-three instead of forty-one inches), but I have lost my sources for that, so don’t take my word for it.
tomesode. A type of kimono. It is an expensive formal dress worn by married women.
un. Rather like “aa,” meaning “yeah” or “yup.”
unagi. Eel.
wagashi. Decorative sugar candies.
wakizashi. “Side inserted [sword]” is one of the traditionally made Japanese swords worn by the samurai class in feudal Japan.
yare. An exclamation of relief or disappointment akin to the western “I see.”
yatta. Hooray or “Yay, I’ve done it!”
youkan. Some sort of pudding, I think.