し (And What's More) in Japanese

In Brief

Add し after a clause to present it as one item in a broader list: 安いし、おいしいです means “It is cheap, and it is delicious too.” The items may be reasons for a conclusion or simply characteristics being listed. Even when only one item is spoken, し often suggests “among other things” or “and besides.”

Overview

The particle し lets you build up a description or justification one point at a time. English may use “and,” “also,” “what’s more,” “because,” or “for one thing,” depending on the context. There is no single translation that works every time. The important idea is that the clause before し is being added to a potentially larger set.

This B1 pattern is especially useful when explaining choices, recommending something, describing a person or place, and giving several reasons without making the argument sound too rigid. For example, この店は安いし、おいしいし、よく来ます gives two reasons for coming often: the restaurant is inexpensive and the food is good.

To use the pattern confidently, you need the plain form (the ordinary unmarked form used before many grammar endings) of verbs and predicates. However, し is not limited to plain style: polite ます and です forms can also come before it. The form you choose helps set the tone of the whole sentence.

How It Works

The basic pattern

The most useful shape is:

reason or characteristic + し、reason or characteristic + し、conclusion

The conclusion may be an opinion, decision, request, or result:

• 駅に近いし、部屋も広いし、このアパートにします。
  It is near the station, and the room is spacious too, so I’ll choose this apartment.

The relationship is often understood from context rather than marked by a word meaning “therefore.” In English, adding “so” may make the translation natural even though Japanese has no separate だから in the sentence.

Forms before し

A predicate is the part that says what something does, is, or is like. Each predicate keeps the form it would normally have at the end of a clause, and し is attached after it.

Predicate type	Plain pattern	Polite pattern	Example meaning
Verb	行くし	行きますし	goes/will go, and…
い-adjective	安いし	安いですし	is cheap, and…
な-adjective	静かだし	静かですし	is quiet, and…
Noun	学生だし	学生ですし	is a student, and…

With nouns and な-adjectives, do not drop だ in plain affirmative clauses. 静かし and 学生し are not standard formations; use 静かだし and 学生だし.

Tense and negation

The clause before し can be affirmative or negative, present or past. Put the predicate into the needed form first, then add し.

Meaning	Verb	い-adjective	な-adjective / noun
Present affirmative	来るし	高いし	便利だし
Present negative	来ないし	高くないし	便利じゃないし
Past affirmative	来たし	高かったし	便利だったし
Past negative	来なかったし	高くなかったし	便利じゃなかったし

More formal negative forms are possible too, such as 便利ではないし. Match the form to the situation rather than mixing very casual and highly formal language without a reason.

One し or several?

Repeated し makes the list especially clear:

• 安いし、おいしいし、量も多いです。
  It is cheap, delicious, and the portions are generous too.

But a sentence does not need two visible instances of し. A single one can introduce a reason while hinting that it is not the only consideration:

• 時間もあるし、歩きましょう。
  We have time and all, so let’s walk.

The final item may appear without し, as 量も多いです does above. It may instead take し as well, particularly in speech or when the speaker wants to keep the list feeling open-ended.

The role of も

も means “also” or “too” and often appears with し because both support an additive meaning:

• 値段も安いし、サービスもいいです。
  The price is low, and the service is good too.

It is common, but not required. し connects whole clauses; も marks a particular noun or topic as an additional item. Use も only where “also/too” makes sense.

Examples in Context

Japanese	English	Note
この店は安いし、おいしいし、最高です。	This restaurant is cheap, delicious, and great.	Several positive characteristics
時間もあるし、行きましょう。	We have time and all, so let’s go.	One stated reason; others may be understood
頭も痛いし、熱もあります。	My head hurts, and I have a fever too.	Two related symptoms
彼は優しいし、面白いし、モテますね。	He is kind and funny, so he is popular.	Characteristics support a conclusion
駅から近いし、家賃も安いので、ここに決めました。	It is close to the station, and the rent is low too, so I chose this place.	し lists facts; ので explicitly introduces the result
明日は休みだし、今夜は少し遅くまで起きていよう。	Tomorrow is a day off, so let’s stay up a little later tonight.	Noun + だし
この辺は静かだし、安全です。	This area is quiet and safe.	な-adjective + だし
雨も降っているし、今日は出かけたくない。	It is raining too, and I don’t want to go out today.	Reason for a preference
電車は混んでいたし、ずっと立っていたので疲れました。	The train was crowded, and I stood the whole way, so I got tired.	Past forms in a chain of reasons
予約していないし、入れないかもしれません。	We haven’t made a reservation, so we might not get in.	Negative verb before し
漢字も難しくないし、説明も分かりやすいです。	The kanji isn’t difficult, and the explanation is easy to understand too.	Negative い-adjective
田中さんは経験もありますし、責任感もあります。	Ms. Tanaka has experience and a strong sense of responsibility.	Polite listing with ますし
今日はもう遅いですし、続きは明日にしませんか。	It is already late, so shall we continue tomorrow?	Polite, softened suggestion
え、私が行くの？ 忙しいし……。	What, I have to go? I’m busy, and…	Sentence-final し leaves more unsaid

Common Mistakes

Dropping だ after a noun or な-adjective

• Wrong: この町は静かし、便利です。
• Right: この町は静かだし、便利です。
• Why: In plain affirmative style, a な-adjective or noun needs the linking word だ before し.

Adding だ after an い-adjective

• Wrong: この店は安いだし、おいしいです。
• Right: この店は安いし、おいしいです。
• Why: An い-adjective already functions as a predicate. Attach し directly to 安い.

Treating し as a direct replacement for English “and”

• Unnatural in many contexts: パンを買ったし、家に帰りました。
• Natural for simple sequence: パンを買って、家に帰りました。
• Why: し presents parallel points or reasons, not merely two events in chronological order. For “I bought bread and went home,” the て-form naturally shows the sequence.

Assuming two reasons are compulsory

• Overcorrected: Avoiding し unless you can name a second reason.
• Natural: 疲れたし、今日はもう帰ります。
• Why: One stated reason is enough. The form can imply “I’m tired, among other considerations.”

Mixing styles carelessly

• Awkward: 値段は安いですし、店員も親切だし、ここにします。
• More consistent, plain: 値段は安いし、店員も親切だし、ここにします。
• More consistent, polite: 値段は安いですし、店員も親切ですし、ここにします。
• Why: Real speech can shift style, but learners should first keep linked clauses consistent. That makes the intended level of politeness clear.

Usage Notes

Plain and polite speech

In casual conversation, plain forms such as 行くし, 安いし, and 便利だし are normal. In polite conversation, 行きますし, 安いですし, and 便利ですし maintain a courteous tone. A plain clause before し can still end in a polite conclusion, as in 安いし、便利なので、ここにしました, but repeated polite forms may sound more consistently formal in customer service, interviews, or presentations.

Listing versus reasoning

Sometimes し merely collects qualities: 広いし、明るいし、きれいです describes a place as spacious, bright, and clean. Elsewhere, those qualities support a decision: 広いし、明るいし、この部屋にします means those are reasons for choosing the room. The conclusion and wider context tell you which reading is intended.

English speakers often feel they must choose between “and” and “because.” Japanese し comfortably occupies the space between them. Instead of translating the connector first, ask: “Is the speaker adding this point to a list?” If yes, し may fit.

Tone and open-endedness

Because し suggests additional considerations, it can make a reason sound less absolute than a direct statement with から (“because”). 今日は疲れたから、帰る gives tiredness as the direct reason. 今日は疲れたし、帰る sounds more like “I’m tired and all, so I’m going home.” This is a tendency, not a rule that し is always softer.

Beyond the Basics / Advanced Use

Sentence-final し

In conversation, a speaker may end on し:

• 今日は無理。仕事もあるし。
  Today won’t work. I have work too, for one thing.

This ending can imply omitted reasons, leave the conclusion recoverable from context, or soften a refusal by avoiding a blunt full explanation. Intonation and situation matter. It may sound defensive or unfinished if used where the listener expects a clear answer.

Combining し with から, ので, or て

し can list supporting points while another connector explicitly marks the final reason-result relationship:

• 安いし、駅にも近いので、このホテルを予約しました。
  It is inexpensive and also close to the station, so I booked this hotel.

Here し adds one reason to the set, while ので attaches the last reason to the conclusion. This is not redundant: the connectors do different jobs. Long chains are possible, but two or three well-chosen points usually sound clearer than an overloaded list.

Using し for balanced criticism or praise

Speakers can combine positive and negative points rather than building a one-sided case:

• デザインはいいし、使いやすいけど、少し高いです。
  The design is good and it is easy to use, but it is a little expensive.

The し clauses group the positive features; けど then introduces the contrast. This is useful in reviews, comparisons, and careful recommendations.

Rhetorical repetition

Repeated し can create an accumulating rhythm: 遅いし、高いし、説明も分かりにくいし…… (“It’s slow, expensive, and the explanation is hard to follow too…”). The effect is expressive and common in speech, but excessive repetition in formal writing can feel loose. Formal prose often states the logical relationship more explicitly with connectors such as ため, ので, or structured lists.

Practice Tips

1. Build three-point recommendations. Choose a restaurant, app, or neighborhood and give two features plus a conclusion: 安いし、使いやすいし、おすすめです. This trains both listing and reasoning.
2. Transform each predicate type. Make one sentence each with a verb, an い-adjective, a な-adjective, and a noun. Pay special attention to 静かだし and 学生だし, where だ is required.
3. Listen for what remains unsaid. When you hear sentence-final し in conversation, note the likely conclusion or extra reason. Recognizing the implied message is as important as producing the form.

Related Concepts

• Prerequisite: Plain/Dictionary Form — provides the verb and predicate forms commonly used before し.