関税申告書が必要になります。
Sentence Analyzer
English Translation
        A customs declaration is required.
    
Furigana
Romanji
        Kanzei shinkokusho ga hitsuyō ni narimasu.
    
Words
            
                関税
            
            
                (かんぜい)
            
        
        
            tariff (import tax); duty; customs
        
    
            
                申告書
            
            
                (しんこくしょ)
            
        
        
            report; declaration
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                必要
            
            
                (ひつよう)
            
        
        
            necessary; needed; essential; indispensable; necessity; need; requirement
        
    
            
                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 ...
        
    Kanji
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
                    Reading: ゼイ
                        Meanings: tax, duty
                    Readings: シン、 もう.す、 もう.し-、 さる
                        Meanings: have the honor to, sign of the monkey, 3-5PM, ninth sign of Chinese zodiac
                    Readings: コク、 つ.げる
                        Meanings: revelation, tell, inform, announce
                    Readings: ショ、 か.く、 -が.き、 -がき
                        Meaning: write
                    Readings: ヒツ、 かなら.ず
                        Meanings: invariably, certain, inevitable
                    Readings: ヨウ、 い.る、 かなめ
                        Meanings: need, main point, essence, pivot, key to