先生の説明によるとこの問題はそれほど難しくないらしい

N5 先生 sensei teacher N4 説明 setsumei explanation, clarification N5 この kono this N5 問題 mondai problem, question N4 それほど sore hodo to that extent, that much

N5 先 sen / saki, ma.zu before, ahead, previous N5 生 sei, shou / i.kiru, i.kasu, i.keru, u.mareru, uma.reru, u.mare, umare, u.mu, o.u, ha.eru, ha.yasu, ki, nama, nama-, na.ru, na.su, mu.su, -u life, genuine, birth N3 説 setsu, zei / to.ku opinion, theory, explanation N4 明 mei, myou, min / a.kari, aka.rui, aka.rumu, aka.ramu, aki.raka, a.keru, -a.ke, a.ku, a.kuru, a.kasu bright, light, clair N4 問 mon / to.u, to.i, ton question, ask, problem N4 題 dai topic, subject, sujet N3 難 nan / kata.i, -gata.i, muzuka.shii, muzuka.shii, mutsuka.shii, -niku.i difficult, impossible, trouble

N4 〜によると ni yoru to Indicates source of information, attaches to a noun, means according to or based on what was said N4 〜によって ni yotte Indicates means, cause, agent, basis, or difference depending on context, attaches to a noun, means by, through, or depending on N4 〜らしい rashii Indicates assumption based on information or typical characteristic, attaches to verb adjective or noun, means apparently or typical of N4 〜ほど hodo Indicates degree, extent, comparison, or intensity, attaches to verb, adjective, or noun, means as much as or to the point that N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information