Meaning
The kanji 保 is a key character in Japanese, primarily conveying meanings like preserve, maintain, and protect. It also extends to guarantee, keep, and hold. This character covers a wide range of actions and states, all centered on safeguarding something, ensuring its stability, or looking after the well-being of someone or something.
You'll find 保 used in many contexts, from daily conversations to formal documents. It's essential for expressing concepts of security, conservation, health, and assurance.
As a 形声文字 (keisei moji), or phono-semantic character, 保 combines a semantic component that hints at its meaning with a phonetic component suggesting its pronunciation. The left side is the radical 人 (にんべん - ninben), meaning "person." The right side, 呆 (たい), acts as the phonetic component, indicating the "ho" sound.
Interestingly, older forms of the character sometimes depicted a child or a precious object being cradled or held. This visual link to a "person" (人) actively "holding" or "protecting" something valuable strongly connects to its modern meanings. Picture a parent tenderly holding and protecting their child, ensuring their safety; this image perfectly captures the essence of 保.
保 is composed of 9 strokes, making it relatively straightforward to write. Japanese elementary school students typically learn it in Grade 5. Its frequent appearance in vocabulary and reading passages makes it an important character for those studying for the JLPT N3 level and beyond.
Readings
On'yomi (音読み) — Chinese-derived readings
The main On'yomi reading for 保 is ホ (ho). This reading is the most common, appearing when 保 forms part of a compound word. Such words often have abstract or formal meanings related to protection, maintenance, and assurance. Becoming familiar with this reading is vital for understanding a significant portion of Japanese vocabulary.
- 保護 (hogo) — protection, safeguard. This term refers to actively shielding something or someone from harm, damage, or decline. It's often used for environmental protection, animal conservation, or safeguarding human rights.
- 保証 (hoshō) — guarantee, security, warranty. This word signifies a formal promise or assurance that certain conditions will be met, or that a product or service will perform as expected. You'll commonly see it in product warranties, financial guarantees, or when someone vouches for another person.
- 保険 (hoken) — insurance. An extremely common term in modern society, covering various types of insurance like health insurance (医療保険), life insurance (生命保険), or car insurance (自動車保険).
- 保守 (hoshu) — conservatism; maintenance. This word has two primary contexts: it can refer to political conservatism, or to the regular upkeep and servicing of equipment, systems, or buildings to ensure their proper functioning and longevity.
- 保持 (hoji) — retention, maintenance, preservation. This describes the act of keeping something in its current state or condition, such as maintaining one's position, retaining a skill, or preserving a particular quality.
Kun'yomi (訓読み) — Native Japanese readings
The primary Kun'yomi reading for 保 is たも.つ (tamotsu). This reading is used when 保 functions as a standalone verb or as part of a native Japanese verb phrase. It means "to keep," "to maintain," or "to preserve," often implying a continuous effort or conscious decision to uphold a particular state, balance, or condition.
- 保つ (tamotsu) — to keep, maintain, preserve. This is the plain verb form. For example, one might 平和を保つ (heiwa o tamotsu - to maintain peace) or 秩序を保つ (chitsujo o tamotsu - to maintain order).
- バランスを保つ (baransu o tamotsu) — to maintain balance. This common phrase applies in many situations, from physical equilibrium to maintaining a healthy work-life balance or an emotional state.
- 健康を保つ (kenkō o tamotsu) — to maintain health. A frequently used expression emphasizing the ongoing efforts required to stay healthy and in good condition.
Common Words & Compounds
The kanji 保 appears in many essential Japanese vocabulary words, reflecting its crucial role in expressing concepts of care, security, and stability. Familiarizing yourself with these compounds will greatly improve your understanding and use of 保.
Protection & Security
- 保護 (hogo) — protection, safeguard. 環境保護 (kankyō hogo - environmental protection).
- 保証 (hoshō) — guarantee, security, warranty. 製品保証 (seihin hoshō - product warranty).
- 保険 (hoken) — insurance. 生命保険 (seimei hoken - life insurance).
- 保安 (hoan) — public peace, security. 空港保安 (kūkō hoan - airport security).
Maintenance & Preservation
- 保持 (hoji) — retention, maintenance, preservation. 現状態を保持 (genjōtai o hoji - maintain the current state).
- 保守 (hoshu) — conservatism; maintenance. システム保守 (shisutemu hoshu - system maintenance).
- 保全 (hozen) — preservation, integrity. データ保全 (dēta hozen - data integrity/preservation).
- 保温 (hoon) — retention of warmth, heat insulation. 保温効果 (hoon kōka - heat retention effect).
Healthcare & Well-being
- 保健 (hoken) — health preservation, hygiene, health. 保健所 (hokenjo - public health center).
- 医療保険 (iryō hoken) — health insurance. This is a common term related to healthcare coverage.
- 健康を保つ (kenkō o tamotsu) — to maintain health. A direct application of the kun'yomi.
General Applications
- 確保 (kakuho) — securing, ensuring, guaranteeing. 安全を確保 (anzen o kakuho - ensure safety).
- 保釈 (hoshaku) — bail, release on bail. A legal term concerning the temporary release of a prisoner.
- 保冷 (horei) — keeping cool, cold insulation. Often seen on cooler boxes or insulated bags.
Example Sentences
健康を保つために、毎日運動しています。
Kenkou o tamotsu tame ni, mainichi undou shiteimasu.
I exercise every day to maintain my health.
彼は自分の地位を保つのが得意だ。
Kare wa jibun no chii o tamotsu no ga tokui da.
He is good at maintaining his position.
この国では、子供たちの保護が最優先されています。
Kono kuni de wa, kodomo-tachi no hogo ga saiyūsen sareteimasu.
In this country, the protection of children is given top priority.
将来のために、年金保険に加入しました。
Shōrai no tame ni, nenkin hoken ni kanyū shimashita.
I joined a pension insurance plan for my future.
この製品には5年間の保証がついています。
Kono seihin ni wa go-nenkan no hoshō ga tsuiteimasu.
This product comes with a 5-year warranty.
環境を保全することは、私たちの義務です。
Kankyō o hozen suru koto wa, watashitachi no gimu desu.
Preserving the environment is our duty.
災害時には、食料と水の確保が重要です。
Saigaiji ni wa, shokuryō to mizu no kakuho ga jūyō desu.
During disasters, securing food and water is important.
建物の保守管理は、専門業者に依頼しています。
Tatemono no hoshu kanri wa, senmon gyōsha ni irai shiteimasu.
We entrust the maintenance and management of the building to a specialist company.
彼は常に冷静さを保って、どんな状況にも対処します。
Kare wa tsune ni reiseisa o tamotte, donna jōkyō ni mo taisho shimasu.
He always maintains his composure and deals with any situation.
野生動物の生態系を保護するため、法律が強化されました。
Yasei dōbutsu no seitaikei o hogo suru tame, hōritsu ga kyōka saremashita.
Laws were strengthened to protect the ecosystem of wild animals.
Memory Tip
To remember the kanji 保, you can create a simple visual mnemonic based on its components. The left part is the radical 人 (にんべん), representing a person. The right part is 呆.
While 呆 itself can mean "stupid" or "blank," for 保, imagine it differently. Visualize the top part of 呆 as a "roof" or "cover," and the bottom part as a "tree" or "small object."
Now, combine these: picture a person (人) under a cover (roof of 呆) carefully holding or protecting a precious object (tree/object part of 呆). This story directly connects the visual elements to the core meanings of "preserve," "maintain," and "protect," highlighting a sense of care and responsibility.