Cardinal Numbers
Ichi	One
Ni	Two
San	Three
Shi (yon)	Four
Go	Five
Roku	Six
Shichi (nana)	Seven
Hachi (happo)	Eight
Ku (kyu)	Nine
Jyu	Ten
Jyu Ichi	Eleven
Jyu Ni	Twelve
Ni Jyu	Twenty
San Jyu	Thirty
Hyaku	One Hundred
Sen	One Thousand
Ordinal Numbers
Ipponme	Number One
Nihonme	Number Two
Sanbonme	Number Three
Yonhonme	Number Four
Gohonme	Number Five
Ropponme	Number Six
Nanahonme	Number Seven
Happonme	Number Eight
Uniform
Dogi (gi)	Uniform (top and bottom)
Hakama	Split trousers
Haori	Sleeveless vest
Obi	Belt
Tabi	Socks
Zori	Sandals
Bowing
Mokuso	Meditation (usually done at the end and beginning of class)
Otagai ni rei	Bow to each other
Rei	Bow
Sensei ni rei	Bow to the teacher(s)
Katana ni rei	Standing bow to the sword
Zarei	Formal bow from Seiza
Commands
Hajime	Start
Hayaku	Quickly (hurry)
Kamae	Stand in stance (if you're working with a partner, then face them in stance)
Kiotsukete	Be careful
Matte	Wait
Yoi	Ready
Yukuri	Slow
Dame	Not like that, wrong
Directional
Chudan	Middle
Gedan	Low
Gyaku	Reverse, opposite, inverted
Hidari	Left
Ichimonji	Straight line
Jodan	High
Mae	Forward
Migi	Right
Omote	To the front
Sasen	Counter-clockwise
Sayu	From left to right, or right to left
Shiho	"Four directions"
Shomen	Front, forward. See "Mae"
Soto	Outside
Uchi	Inside
Ura	To the rear
Usen	Clockwise
Ushiro	Rearward, behind
Yoko	Horizontal, to the side
Waki	Side
Spoken Phrases
Arigato	Thank you (informal)
Domo	Thanks (informal)
Domo Arigato	Thank you (formal)
Domo Arigato Gozaimasu	Thank you (very formal)
Dozo	Please, go ahead
Gomen Nasai	Excuse me, I'm sorry
Hai	Yes
Iie	No
Onegai Shimasu	Please (when asking for something, usually as in 'please lets practice together')
Oshiete Kudasai	"(Please) teach me", such as a polite way to get a game with an older better player at a Go club, or before keiko with a visiting high ranked sensei.
Sumimasen	Excuse me (to attract attention)
Wakari Masen	I don't understand
Wakari Masu	I understand
Wakari Masu Ka ?	Do you understand ?
Positions
Ai Hanmi	Opponents face each other in the same stance
Gyaku Hanmi	Opponents face each other in opposite stances (mirrored stance)
Hanmi	Forward stance
Hohaba	Stance and balance
Kamae	A ready posture
Seiza	The proper kneeling position
Sonkyo	Squatting position
Movement
Ashi Sabaki	Foot work
Irimi	entering
Kaiten	turning
Mae Mawari	Stepping forward and turning 180° around by moving one foot behind the other (Tenkan)
Mawari	Swinging around
Nage	Throw
Shikko	Method of walking on the knees
Taisabaki	Body movement (Tai - body, Sabaki - movement)
Taiso	Warm up exercises
Tsugi Ashi	Sliding step
Titles & Ranks
Dan	Advanced ranking levels starting at Shodan (black belt)
Deshi	Student
Kaiso	"Founder" of a school or organization
Kohai	Junior Student
Kyu	Student ranking level before Shodan (black belt)
Mudansha	Members with Kyu level ranking
Sempai	Senior Student
Sensei	Teacher or instructor
Shihan	Senior master level instructor
Soke	The inheritor and/or headmaster of some styles or Ryu-ha
Uchi-Deshi	"Live in student". An older system of apprenticeship
Yudansha	Members with Dan level ranking
The Body
Ashi	Foot or leg
Ashi Kubi	The ankle
Atama (men)	Head
Do	Chest / side of body at ribs
Hara	Abdomen
Hiji	Elbow
Kata	Shoulder
Koshi	Hip
Kote	Wrist (forearm)
Kubi	Neck
Omote	Open / palm of hand
Shomen	Front or top of head
Sui Getsu	Solar Plexus
Tanden	Center of balance, below navel
Te	Hand
Te Kubi	Wrist
Ude	Arm
Ura	Back of hand
Yokomen	Side of head
Yubi	Finger / toe
Miscellaneous
Ai	Harmony
Budo	Military way/techniques. Terms used to refer to Japanese martial arts. Also called 'Bujutsu'
Bushido	An Edo era term referring to the Bushido code of honor, behavior and general conduct
Chikara	Power
Chosoku	Breathing
Dai no Budo	"Large martial art". The effects of Budo on a larger scale
Daimyo	A feudal era ruler of a fief or prefect
Dan / Kyu	The modern ranking system used in many styles of Budo
Dento	Tradition
Dojo	Training hall or school (place to train in 'the way')
Embu	Demonstration
Fuzoku	Manner, custom
Heiho	Fighting strategy
Heijyoshin	Even temperament
Honbu	Home dojo or headquarters (also written "Hombu")
Hyoshi	Rhythm
Jinchuro	The Principle of using the power of the body's center
Jinsei	Life
Jokyu	Advanced
Keiko	Practice
Ki	Spirit, energy, inner strength
Kiai	A focused projection of energy and intention, usually vocalized
Kihon	Fundamental or basic
Kime	Focus
Kokyu	Breath control
Ma	Distance, space, interval (in time)
Maai	Mutual distance (in space)
Mesen	Eye placement when facing an opponent
Metsuke	Gaze
Nage	Performer of technique
Oyowaza	Applied techniques
Reiho	Etiquette, manner
Riai	The application of techniques or art, fundamental theory
Samurai	"To serve / attend". The term used to denote the warrior class in feudal Japan
Seido	System, method
Shaku	1 Shaku = 10 Sun = 100 Bu = 30.3 cm = 11.93" (0.995')
Shiai	Competition
Sho no Budo	"Small martial art". The effects of Budo on a smaller scale
Shogun	"Military commander"
Shugyo	Severe or austere training
Sokudo	Speed
Suki	An opening in an opponents defense
Tanryoku	The energy used and projected while performing physical training
Tori	Attacker
Uke	Receiver (of technique)
Waza	Technique
Zanshin	"Lingering awareness". The feeling of alertness found in combative situations. Most martial arts encourage this feeling while training