- 保護【ほご】 - protection, safeguard, guardianship, custody, patronage, preservation, conservation 
- 確保【かくほ】 - securing, obtaining, ensuring, guarantee, maintaining, belay, belaying 
- 保証【ほしょう】 - guarantee, security, assurance, pledge, warranty 
- 保つ【たもつ】 - to keep, to preserve, to hold, to retain, to maintain, to sustain, to last, to endure, to keep well (food), to wear well, to be durable 
- 保険【ほけん】 - insurance, guarantee 
- 保管【ほかん】 - charge, custody, safekeeping, deposit, storage 
- 保安官【ほあんかん】 - peace officer, sheriff 
- 保存【ほぞん】 - preservation, conservation, storage, maintenance, saving (e.g. to disk) 
- 保安【ほあん】 - peace preservation, security, safety 
- 保護者【ほごしゃ】 - guardian, protector, patron, parent 
- 保安【ほうあん】 - Hōan era (1120.4.10-1124.4.3) 
- 保釈【ほしゃく】 - bail, releasing on bail 
- 保守【ほしゅ】 - maintenance, conservatism, conservativeness, conservation 
- 担保【たんぽ】 - security, guarantee, collateral (e.g. mortgage) 
- 保健【ほけん】 - preservation of health, hygiene, sanitation, health education (school subject) 
- 保育所【ほいくしょ】 - nursery school, nursery 
- 保健所【ほけんじょ】 - health care center, health care centre, animal shelter 
- 保留【ほりゅう】 - reservation, putting on hold, deferment, withholding 
- 保証人【ほしょうにん】 - guarantor, surety, sponsor, reference, bondsman 
- 保温【ほおん】 - retaining warmth, keeping heat in, heat insulation