彼とは学生時代から肝胆相照らす仲だよ。
Sentence Analyzer
English Translation
        He and I have been inseparable friends since our student days.
    
Furigana
Romanji
        Kare to wa gakusei jidai kara kantanshō terasu naka da yo.
    
Words
            
                彼
            
            
                (かれ)
            
        
        
            he; him; his; boyfriend
        
    
            
                と
            
            
                (と)
            
        
        
            if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                学生
            
            
                (がくせい)
            
        
        
            student (esp. a university student)
        
    
            
                時代
            
            
                (じだい)
            
        
        
            period; epoch; era; age; the times; those days; oldness; ancientness; antiquity; antique; period piece
        
    
            
                から
            
            
                (から)
            
        
        
            from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
        
    
            
                照らす
            
            
                (てらす)
            
        
        
            to shine on; to illuminate; to compare (with); to refer to
        
    
            
                仲
            
            
                (なか)
            
        
        
            relation; relationship
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative
        
    
            
                よ
            
            
                (よ)
            
        
        
            indicates certainty, emphasis, contempt, request, etc.; used when calling out to someone; used to catch one's breath or get someone's attention; yo!
        
    Kanji
Readings: ヒ、 かれ、 かの、 か.の
                        Meanings: he, that, the
                    Readings: ガク、 まな.ぶ
                        Meanings: study, learning, science
                    Readings: セイ、 ショウ、 い.きる、 い.かす、 い.ける、 う.まれる、 うま.れる、 う.まれ、 うまれ、 う.む、 お.う、 は.える、 は.やす、 き、 なま、 なま-、 な.る、 な.す、 む.す、 -う
                        Meanings: life, genuine, birth
                    Readings: ジ、 とき、 -どき
                        Meanings: time, hour
                    Readings: ダイ、 タイ、 か.わる、 かわ.る、 かわ.り、 か.わり、 -がわ.り、 -が.わり、 か.える、 よ、 しろ
                        Meanings: substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee
                    Readings: カン、 きも
                        Meanings: liver, pluck, nerve, chutzpah
                    Readings: タン、 きも
                        Meanings: gall bladder, courage, pluck, nerve
                    Readings: ソウ、 ショウ、 あい-
                        Meanings: inter-, mutual, together, each other, minister of state, councillor, aspect, phase, physiognomy
                    Readings: ショウ、 て.る、 て.らす、 て.れる
                        Meanings: illuminate, shine, compare, bashful
                    Readings: チュウ、 なか
                        Meanings: go-between, relationship