親友になるのに、期間は関係ないと思う。
Sentence Analyzer
English Translation
        Making friends with people doesn't have anything to do with how long you know them.
    
Furigana
Romanji
        Shin'yū ni naru noni, kikan wa kankei nai to omou.
    
Words
            
                親友
            
            
                (しんゆう)
            
        
        
            close friend; bosom (old, intimate) friend; buddy; crony; chum
        
    
            
                に
            
            
                (に)
            
        
        
            at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
        
    
            
                成る
            
            
                (なる)
            
        
        
            to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...
        
    
            
                のに
            
            
                (のに)
            
        
        
            although; when; and yet; despite this; in spite of; even though; but even so; but even then; however; nevertheless; for all that; notwithstanding that; while; if only; I wish; I tell you; you should do; in order to
        
    
            
                期間
            
            
                (きかん)
            
        
        
            period; term; interval
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                関係
            
            
                (かんけい)
            
        
        
            relation; relationship; connection; participation; involvement; concern; influence; effect; sexual relations; sexual relationship; related to ...; connected to ...
        
    
            
                ない
            
            
                (ない)
            
        
        
            not; emphatic suffix
        
    
            
                と
            
            
                (と)
            
        
        
            if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
        
    
            
                思う
            
            
                (おもう)
            
        
        
            to think; to consider; to believe; to think (of doing); to plan (to do); to judge; to assess; to regard; to imagine; to suppose; to dream; to expect; to look forward to; to feel; to desire; to want; to recall; to remember
        
    Kanji
Readings: シン、 おや、 おや-、 した.しい、 した.しむ
                        Meanings: parent, intimacy, relative, familiarity, dealer (cards)
                    Readings: ユウ、 とも
                        Meaning: friend
                    Readings: キ、 ゴ
                        Meanings: period, time, date, term
                    Readings: カン、 ケン、 あいだ、 ま、 あい
                        Meanings: interval, space
                    Readings: カン、 せき、 -ぜき、 かか.わる、 からくり、 かんぬき
                        Meanings: connection, barrier, gateway, involve, concerning
                    Readings: ケイ、 かか.る、 かかり、 -がかり、 かか.わる
                        Meanings: person in charge, connection, duty, concern oneself
                    Readings: シ、 おも.う、 おもえら.く、 おぼ.す
                        Meaning: think