Vocabulary consisting only from characters you are able to read
下る
kudaru
(1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
手がかり
tegakari
(1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
入手
njuušu
obtaining, coming to handsuru
二人
futari
two persons, two people, pair, couplejlpt5
上がる
agaru
(1)to rise/to go up/to come up/to ascend/to be raised/ (2)to enter (esp. from outdoors)/to come in/to go in/ (3)to enter (a school)/to advance to the next grade/ (4)to get out (of water)/to come asho godan, verb, vintrans
一口
hitokuči
(1)mouthful, bite, sip, draft, draught, (2)one word mix