日本語 Japanese Ask Questions Thread 6

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Japanese - Ask questions thread
http://dis.4chan.org/read/lang/1174719097/1-40

日語 Japanese Ask Questions Thread2 質問
http://dis.4chan.org/read/lang/1206158123/1-40

日本語 Japanese Ask Questions Thread 3
http://dis.4chan.org/read/lang/1267485093/1-40

日本語 Japanese Ask Questions Thread 4
http://dis.4chan.org/read/lang/1302350850/1-40

日本語 Japanese Ask Questions Thread 5
http://dis.4chan.org/read/lang/1330050873/1-40

我ら来たれり
we have just arrived


来たる  a ラ行四段活用/ラ行五段活用　type verb 
り　  an auxiliary verb     meaning just finished or continuing


verb{来た（word stem) ＋ れ（已然形 conjunction）} ＋ auxiliary Verb{り}

conjugation type <of ラ行四段活用 >

未然形　beforehand　 <ら>
連用形  connect to 用言(verb,adjective,adjectival noun)<り>
終止形　finish <る>
連体形  connect to 体言(noun,pronoun)<る>
已然形/仮定形　afterwards/if　<れ>
命令形  order　<れ>