lol @ that dictionary
[omanko] (ktb

(n,vs) (X) (col) vagina/sexual intercourse/screw
[omeko] (ksb

(n,vs) (1) (X) (col) vagina/(2) sexual intercourse
[komasu] (v5s) (1) to do/to have sexual intercourse/(2) to give/to present/to award
[yaritomo] someone with whom one is not romantically involved but frequently has sexual relations with anyway
[adarutoshoppu] adult shop/sex shop
[oorarusekkusu] oral sex
[kaasekkusu] car sex
[sekushii] (adj-na,n) sexy/(P)
[sekusharuharasumento]

sexual harassment
[sekushuaru] (adj-no) sexual
[sekushuaruharasumento]

sexual harrassment
[sekuhara]

(abbr) sexual harassment/(P)
[sekkusu] (n,vs) sexual intercourse/(P)
[sekkusufurendo] sex friend/someone with whom one is not romantically involved but frequently has sexual relations with anyway
[sekkususangyou] sex industry
[terehonsekkusu] telephone sex
[nyuuhaafu] transsexual or transvestite performer (lit: new half)
[baisekushuaru] bisexual
[pinkuchirashi] flyer advertising a sex-related business
[feasekkusu] fair sex
[furiisekkusu] free sex
[buruusekkasu] blue sex/homosexual
[buruubooi] blue boy/homosexual
[homo]

homo(sexual)/(P)
[homosekusharu] homosexual
[bodikon] body conscious/sexually flattering clothing/(P)
[mazakon]

Oedipus complex (Mother complex)/sexual attraction to one's mother/(P)
[motemote] (adj-na) sexy
[monosekkusu] unisex (lit: monosex)/monosexual
[yunisekkusu] unisex
[rorikon]

Lolita complex/sexual attraction to children/paedophile
[wangiri]

one mobile telephone ring (used by companies, usually sex-related, to register a phone number on a mobile in the hope people will return the call)
[wangiri]

one mobile telephone ring (used by companies, usually sex-related, to register a phone number on a mobile in the hope people will return the call)
[aieki]

genital secretions/sexual fluids/semen/cum
[ijouseiyoku] sexual abnormality
[isei]

the opposite sex/(P)
[iseikankei]

relationships with the opposite sex
[inshin]

sexual passion
[karyuubyou]

sexually transmitted disease
[kamawohoru] (exp) (col) (uk) (vulg) to have gay sex/to sodomize
[kannouteki] (adj-na) sensual/voluptuous/sexy
[eto]

sexagenary cycle/Chinese astrology
[kanshi]

sexagenary cycle/Chinese astrology
[yaru] (v5r) (col) (uk) to do/to have sexual intercourse/to kill/to give (to inferiors, animals, etc.)/to dispatch (a letter)/to send/to study/to perform/to play (sports, game)/to have (eat, drink, smoke)/to row (a boat)/to run or operate (a restaurant)
[kishi] sixth of the sexagenary cycle
[majiwari]

acquaintance/relations/sexual intercourse/intersection
[kougou]

sexual union
[kousetsu]

sexual intercourse
[koukou]

sexual union
[kounaiseikou] (X) oral sex/blow job/fellatio
[koushin]

57th of the sexagenary cycle
[kou] (obsc) 10^38/hundred undecillion (American)/hundred sextillion (British)
[kasshi] first of the sexagenary cycle
[kouin]

sexual indulgence
[kongaikoushou]

extramarital sex
[konzenkoushou]

premarital sexual relations (intercourse)
[shiyuukanbetsu] sexing (of chickens, silkworms etc.)
[shiyuusentaku] sexual selection
[shiyuutouta] sexual selection
[shakuhachi]

(1) bamboo flute/(2) (X) (vulg) oral sex/fellatio/(P)
[shunjou]

scenery of spring/lust/sexual passion
[junketsukyouiku] education in sexual morality
[shotaiken] first sexual experience
[joseisabetsu] discrimination against women/sexism
[nasakewokawasu] (exp) to have sexual intercourse
[joukou]

intimacy/sexual intercourse
[jouyoku]

passion/sexual desire/lust
[jouyoku]

passions/sexual desire
[iroppoi] (adj) amorous/sexy/voluptuous/erotic
[iroke]

interest in the opposite sex/sex appeal/glamor/a shade of colour/colouring/sexual passion/romance/poetry/desire/seductiveness/charm/sensuality
[irokichigai]

erotomania/sexual obsession/sexual maniac
[shikijou]

sexual passion/lust
[shikijoukyou]

sex mania
[irozakari]

woman's most sexually attractive age
[shikidou]

sexual passion
[shikiyoku]

sexual appetite
[shingai] 48th of the sexagenary cycle
[hinakanbetsusha] chicken sexer
[sei] (n,n-suf) sex/gender/(P)
[seinokubetsu] distinction of the sexes
[seinojiyuu] sexual freedom
[seiai]

sexual love
[seikagaku]

sexology
[seikan]

sexual feelings
[seikinoufuzen]

sexual dysfunction
[seikyouiku]

sex education
[seikou]

sexual intercourse/(P)
[seikoui]

sex act/intercourse
[seikouikansenshou] sexually transmitted diseases
[seikoudou]

sex (sexual) behavior
[seisa]

sex difference
[seisabetsu]

sex discrimination/sexism
[seishoudou]

sexual urge
[seiseijuku] sexual maturation
[seiseikatsu]

sex life
[seisenshokutai]

sex chromosome
[seisen]

sexual gland
[seichou]

sexual characteristics (biol.)
[seiteki] (adj-na,n) sex/sexual/sexy/(P)
[seitekikankei] sexual relations
[seitekigyakutai]

sexual abuse
[seitekishoudou] sex urge/sexual drive
[seitenkan]

sex change
[seitenkanshujutsu]

sex change surgery
[seidoutoku]

sexual morality
[seihanzai]

sex crime
[seihanzaisha]

sex offender
[seihi]

sex ratio
[seihyougenjouhou] sexually explicit material
[seibetsu]

distinction by sex/sex/gender/(P)
[seibetsunarabinikokuseki] sex and nationality
[seihonnou]

sex instinct
[seiyuugi] sex game
[seiyoku]

sexual desire
[seiyoku]

sexual desire/(P)
[seishokuki]

genital organ/genitalia/sexual organ/reproductive organ
[zengi] (sexual) foreplay/(P)
[dainijiseichou]

secondary sex characteristic
[tansei]

unisexual
[tanseika]

unisexual flower
[danjonobetsu] distinction of sex
[danjohi]

sex ratio
[danjobyoudou]

equal rights for both sexes/equality of the sexes
[danshoku]

sodomy/male homosexuality
[nanshoku]

sodomy/male homosexuality
[teigai] 24th of the sexagenary cycle
[teiyuu] 34th of the sexagenary cycle
[momoiroyuugi] sex play
[dousei]

same sex/homosexuality/homogeneity/congeniality/(P)
[douseiai]

homosexual love
[douseiaisha] homosexual (person)
[nareau] (v5u) to collude (with)/to conspire (with)/to establish a secret liaison (with)/to make friends with/to get along well with/to become intimate (with opposite sex)
[nikkan]

sexual feeling
[nikutaikankei]

sexual relations
[chichikuru] (v5r) to have secret or illicit sexual relations
[hanseiiden]

sex-linked inheritance
[han'in'you]

bisexualism
[fukanshou]

sexual frigidity
[fujun'iseikouyuu]

illicit sexual relationship
[fuuzoku]

(1) manners/customs/(2) sex service/sex industry/(P)
[fuuzokueigyou] (1) business offering food and entertainment/cabarets, clubs and resturant business/(2) sex industry
[fukujoushi]

death during sexual intercourse
[heigo]

43rd of the sexagenary cycle
[hentaiseiyoku] abnormal sexuality
[boshin]

fifth of the sexagenary cycle
[bojutsu]

35th of the sexagenary cycle
[bouji]

sex/lovemaking
[musei]

asexual
[museiseishoku] asexual reproduction
[yuusei]

sexual
[yuuseiseishoku]

sexual reproduction
[youkeishinka] neoteny/mature sexually while in physical infancy
[yokujou]

passion(s)/(sexual) desire/craving
[rankoupaatii] (X) a sexual orgy
[ryousei]

both sexes
[ryouseika]

androgynous flower/bisexual flower
[ryouseiteki] (adj-na) bisexual
[mutsugo] sextuplets
[rokujuushou] vocal sextet
[rokujuusou] instrumental sextet
[rokubungi]

sextant
[rokubungiza]

The Sextant (star)
[wakan]

(consensual) sexual intercourse
[kougou]

sexual union
[kichuu] 50th of the sexagenary cycle
[kibi] 20th of the sexagenary cycle