Aiki Budokai  of Boston
Aoi Koyamakan Dojo

R - S

Randori  Dance of Chaos/To take freedoms, free style 'sparring' practice
Rei Respect, shows of of respect (bow)
Reigi Etiquette; also reishiki
Reishiki Forms of respect
Rekishi History
Renko-ho Methods of immobilizing (by blocking and/or locking the arms)
Ren Mai Conception Vessel (CV)
Renraku (To make) combinations
Renraku Waza Combination Techniques
Renshi Teacher, a teaching license
Renshu Hard work (usually on basics)
Riai Truth meeting, the underlying reason or meaning of principle as expressed in kata
Ritsurei A standing bow, also Tachi Rei
Ritsuzen Standing meditation
Rofuse Arm locking methods
Roku Six
Rokudan Sixth Rank, a mid-high (black belt) rank in modern budo
Rokkyo Sixth principle: Hiji Kime Osae, Waki Katame, Ude Hishigi
Rokkyu Sixth level
Romaji (In the) roman form, the method of transliteration of Japanese words into English
Ronin Wave (tossed) man, the name for unemployed bushi
Ryokata Dori Grabbing both shoulders
Ryote Dori Two hands taking (holding) two hands; also, ryotetori
Ryu Flow, an art, style or tradition, often used in classical-era systems
Ryugi Flow , The individual sub-arts of a comprehensive system (Ryu)
Sabaki Decisive motions
Sageo Utility cords carried on some swords, used by modern styles as belting cords
Saho The left direction
Sakki Killing ki, intuition/sensitivity to aggresive behavior and/or intent
Same Skin of the Ray, used to wrap tsuka to add strength and stability
Samurai One Who Serves; this was a common form of address for Bushi up to the Sengoku Jidai (Warring States Period)
San Three
Sanbon Three points
Sanbon Three point 
Sandan Third Rank, a low training rank in modern budo
Sankaku Three angle, a triangle
Sankyo Third principle: Shibori Kime, Kote Hineri, Kote Jime
Sankyu Third hill, the third level before shodan
Sannin Three people
Sannin Waza Three person techniques (three UKE vs one TORI)
San Sho Triple heater (TH, TB, CS)
Satori Enlightenment
Saya Scabbard
Sei Correct, righteous, true
Seigan Clear eyes, fundamental kenjutsu kamae
Seigyo Control
Seika Tanden Lower Abdomen, believed to be the seat of bodily energy (3" below the navel)
Seiken Front of fist
Seiken Tsuki Closed fist thrust
Seikichu The spine
Seionage To carry on the upper-back
Seionage Upper-back-carry throw
Seiza Correct Sitting, kneeling on both calves with feet flat and buttocks resting on heels
Seme Guchi Attack Mouth, an opening for an attack  
Seme Te Attacking hand (an attacker)
Sempai Senior (student), usable as a form of address (unlike kohai)
Sen (The) initiative in a combative encounter
Sen The number 1000
Senaka The back of the body
Senjutsu Tactics
Sen no SenInitiative the initiative, moving just as opponent begins an offensive movement, often translated as 'attack the attack'
Sensei One Who Came Before, an instructor
Sensei Ni Rei Bow to sensei
Sente Initiative hand, a person who attacks
Seppuku Ritual suicide; Bushi alone were allowed the 'privilege' of plunging a Tanto into his lower abdomen and (without crying out or falling backwards), turning the blade and pulling up before having his head removed by his Kaishaku (generally his best friend or most competent swordsman available.)  Inverse kanji of Harakiri.
Shi Death
Shi Four (because of the above, Yon is the more acceptable pronounciation of four)
Shi An expert
Shi A (samurai) person, an expert
Shiatsu Finger pressure, a generic term for Japanese acupressure massage
Shichi Seven (rude, see above, a more acceptable pronunciation is nana)
Shidoin Way expert person, a certified instructor
Shido GeikoLeading person practice, to learn by teaching
Shi GiriFour/death cutting, a kenjustu suburi that makes the pun deliberately
Shihan Model, a senior teacher, used correctly, a certificate rather than a form of address
Shiho Four directions or corners
Shiho Nage Four Direction Throw
Shikaku Four angle, a square
Shiki Ceremony, style, form
Shikko To walk on one's knees
Shikko Square, a low stance, like jigotai
Shin Heart (HT)
Shin Spirit. mind, intention (kanji can also be prononced Kokoro)
Shin An alternate pronunciation of the kanji Kami
Shinai Bamboo sword (used in kendo, usually much too long to represent a real sword)
Shinshin Mind and body (generic term for Japanese 'yoga')
Shinshin ShugyoMind and body discipline arts, intense or austere training for mind and body
Shinshin ToitsuMind and body unified. The name of an aikido style founded by Koichi Tohei
Shintai The human body
Shintai Divine Body, A forshortened title for Tenshin Shintai Ryu
Shinza Spirit Seat (see Kamiza)
Shinza ni reiBow to shrine
Shin(zo/ho) Heart organ, heart constrictor (HC or HG)
Shita Down, under, lower
Shita HaraLower abdomen
Shita (no)Of the lower part
Shi Waza Death Technique, a counter to a dangerous defense
Shizen Natural
Shizen Dachi Natural stance
Shizentai Natural body
Shizoku Safe spot
Sho Small, minor
Sho New
Shodan New Rank, the first black belt rank in the kyu/dan system
Shoden New Scroll, the first full transmission certification
Sho ChoSmall intestine (SI)
Shogatsu Shitaku New Year's preparations; traditionally the soji, shuzen and uke done by a dojo
Shoji Wood lattice covered with mulberry or rice paper, used for doors and windows in traditional Japanese architecture
Shomen Face; front head
Shomen Straight ahead
Shomen UchiOverhead strike to the head
Shoshin Beginner's mind (a state of mind which is cultivated in Japanese arts, in which one does not cling to mastery or attainment, but attempts to experience the simple wonder and a joy of exploration)
Shoshinsha Beginner's mind person, a newbie
Shucho EnbuPublic Demonstrations
Shuchu Concentration
Shugeki Attack
Shugyo Conducting onself to attain mastery, austere training in the pursuit of knowledge
Shuhai Back of the hand
Shuto Hand blade, edge of hand; see:  tegatana
Shuto OtoshiHand Blade Drop
Shuzen Repairs, restoration work, usually to a dojo
So All
So That's it (also, "So, desu ne" it is so, is it not)
Sode Sleeve
Sode DoriSleeve grab
Sogo Integrated
Sogo Made-up, fake
SojiThe (often ritualized) cleaning of a dojo. Methods can differ greatly from one dojo to another.
Sojutsu Spear Art, use of the Yari (which is pronounced 'so' when combined with jutsu)
Sokatsu A critique of performance (usually done by seniors with an instructor's consent)
Soke Head of family, unifier of tradition, lineage and the current generation of students
Sokei Groin
Soko There, that position
Sokumen Edge of head, flank
Sokuso Tips of toes
Sokutei Bottom of heel
Sokuto Edge of foot
Sori The curvature of a blade, usually found in one of three places, koshizori (lower, closer to tsuba), toriizori (in the middle of the blade), and sakizori (close to the kissaki)
Sotai Correct Body, a form of structural (and morphological) correction, using gentle muscle contractions to affect changes
Soto Outer, outside
Soto Ude Garami Outer arm entangling
Suburi A training exercise designed to be done repetitively, usually to develop strength and endurance
Sudori Momentum
Sui Water
Sui GetsuMoon reflected on the water, an important concept in Japanese martial arts. Practitioner's minds are trained to be like water, reflecting the moon without distortion
Suigetsu Solar plexus
Sukashi WazaTechniques performed without allowing UKE to complete an attack (grab or strike)
Sukui Scooping; to scoop
Sukui NageScooping throw
Sumi Gaeshi Corner reversal a nage waza
Sumi OtoshiCorner drop
Sumimasen Excuse me (to attract attention)
Sutemi WazaSacrifice technique, one in which Tori gives-up the standing position

Suwari WazaSeated techniques, in which both Uke and Tori are in kiza or seiza
Suwatte Sit down

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Visitors are welcome, by appointment, as are beginners and guests.  To schedule an interview, please E-mail or call us 617.501.3446.

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