<span class='gp-popout vocab-popout' data-gp-id='30' data-vocab-id='91'>この</span>地域（ちいき）はだいたい一軒（いっけん）<strong>おきに</strong><span class='vocab-popout' data-vocab-id='629'>新聞（しんぶん）</span>をとっている。

<span class='name-highlight'>メイ</span>：「<span class='vocab-popout' data-vocab-id='196'>バス</span>は何分（なんぷん）<strong>おきに</strong>くるの？」<br /> <span class='name-highlight'>サツキ</span>：「１<span class='vocab-popout' data-vocab-id='655'>時間（じかん）</span><strong>おきに</strong>。」

一部屋（ひとへや）<strong>おきに</strong>消火器（しょうかき）を設置（せっち）しました。

だいたい2<span class='vocab-popout' data-vocab-id='542'>年（ねん）</span><strong>おきに</strong><span class='vocab-popout' data-vocab-id='136'>スマホ</span>を買（か）い替（か）えます。

数（すう）<span class='vocab-popout' data-vocab-id='655'>時間（じかん）</span><strong>おきに</strong><span class='vocab-popout' data-vocab-id='826'>目（め）</span>が覚（さ）めるから寝（ね）不足（ぶそく）です。

50<span class='vocab-popout' data-vocab-id='227'>メートル</span><strong>おきに</strong>自動（じどう）販売（はんばい）機（き）がある。

<span class='vocab-popout' data-vocab-id='1042'>階段（かいだん）</span>を一段（いちだん）<strong>おきに</strong>飛（と）ばして上（あが）る。

約（やく）3分（ぷん）<strong>おきに</strong><span class='vocab-popout' data-vocab-id='1053'>電車（でんしゃ）</span>が来（き）ます。

30分（ぷん）<strong>おきに</strong>休憩（きゅうけい）しよう。

金魚（きんぎょ）には餌（えさ）を一日（いちにち）<strong>おきに</strong>やれば<span class='gp-popout vocab-popout' data-gp-id='7' data-vocab-id='16'>いい</span>らしい。

1<span class='vocab-popout' data-vocab-id='655'>時間（じかん）</span><strong>おきに</strong>温度（おんど）を測（はか）ってください。

1<span class='vocab-popout' data-vocab-id='1002'>週間（しゅうかん）</span><strong>おきに</strong>、水槽（すいそう）の<span class='vocab-popout' data-vocab-id='740'>水（みず）</span>を換（か）えています。

Simple breakdown of おきに, たびに, and ごとに

「おきに」と「ごとに」の違いについて

Detailed Explanation ごとに vs. おきに

<div class='writeup-body'>While 置（お）きに may appear to be an <span class='info-highlight' data-term='副詞・ふくし'>adverb</span>, it is actually a combination of 置（お）き, a <span class='info-highlight' data-term='接尾語・せつびご'>suffix</span> meaning 'opening', and the <span class='info-highlight' data-term='格助詞・かくじょし'>case marking particle</span> に. 置（お）きに (often without kanji) is an expression used to show that something happens 'every (A)', or 'at intervals of (A)'.<br>As <span class='gp-popout' data-gp-id='478'>おきに</span> is technically a <span class='info-highlight' data-term='接尾語・せつびご'>suffix</span>, it will be attached to the end of numbers or counters that it is highlighting as being an 'opening'.<ul class='writeup-examples--holder'><li class='writeup-example'><div class='writeup-example--japanese'><span class='gp-popout' data-gp-id='30'>この</span>薬（くすり）は一日（いちにち）<span class='gp-popout' data-gp-id='478'>おきに</span>飲（の）んでください。</div><div class='writeup-example--english'>Please drink this medicine every other day. (Every second day)</div></li><li class='writeup-example'><div class='writeup-example--japanese'>一（い）か月（げつ）<span class='gp-popout' data-gp-id='478'>おきに</span>病院（びょういん）<span class='gp-popout' data-gp-id='32'>に</span>来（く）る<span class='gp-popout' data-gp-id='628'>ように</span>先生（せんせい）<span class='gp-popout' data-gp-id='32'>に</span>言（い）われました。</div><div class='writeup-example--english'>I was told by the doctor to come to the hospital every other month. (Every second month)</div></li><li class='writeup-example'><div class='writeup-example--japanese'>二日（ふつか）<span class='gp-popout' data-gp-id='478'>おきに</span>部屋（へや）<span class='gp-popout' data-gp-id='6'>の</span>掃除（そうじ）<span class='gp-popout' data-gp-id='21'>を</span>し<span class='gp-popout' data-gp-id='766'>ないと</span>気（き）<span class='gp-popout' data-gp-id='10'>が</span>落（お）ち着（つ）<span class='gp-popout' data-gp-id='888'>かない</span>。</div><div class='writeup-example--english'>I can't relax if I don't clean my room every two days.</div></li></ul> <div class='writeup-caution'><div class='caution-header'>Caution</div>It is very common to get <span class='gp-popout' data-gp-id='388'>ごとに</span>, and <span class='gp-popout' data-gp-id='478'>おきに</span> mixed up. While <span class='gp-popout' data-gp-id='388'>ごとに</span> has the literal meaning of 'every', <span class='gp-popout' data-gp-id='478'>おきに</span> has the literal meaning of 'opening'. Due to this, <span class='gp-popout' data-gp-id='478'>おきに</span> will not always mean 'every'. Let's look at some examples of when these two expressions are the same, and when they are not.<br>Discrete variables (things that are usually measured upon completion) - Only <span class='gp-popout' data-gp-id='388'>ごとに</span> may be used to express 'every'. For example, a day, a week, or a month may easily be divided, but they are usually counted as whole units. Due to this, <span class='gp-popout' data-gp-id='388'>ごとに</span> will mean 'every week', while <span class='gp-popout' data-gp-id='478'>おきに</span> would actually mean 'every second week' (because there is an opening of one week).<ul class='writeup-examples--holder'><li class='writeup-example'><div class='writeup-example--japanese'>一日（いちにち）<span class='gp-popout' data-gp-id='478'>おきに</span>目薬（めぐすり）<span class='gp-popout' data-gp-id='21'>を</span>差（さ）す。</div><div class='writeup-example--english'>I use my eye drops every other day.</div></li><li class='writeup-example'><div class='writeup-example--japanese'>私（わたし）は出（で）かける<span class='gp-popout' data-gp-id='478'>おきに</span>、忘（わす）れ物（もの）<span class='gp-popout' data-gp-id='21'>を</span><span class='gp-popout' data-gp-id='22'>する</span>。</div><div class='writeup-example--english'>Every other time I go out, I forget something.</div></li></ul>Continuous variables (things that are usually measured in fractions) - Either <span class='gp-popout' data-gp-id='388'>ごとに</span> or <span class='gp-popout' data-gp-id='478'>おきに</span> may be used. For example, seconds, minutes, and hours are usually measured by fractions, especially considering sports and racing. In this case <span class='gp-popout' data-gp-id='388'>ごとに</span> will mean 'every second', while <span class='gp-popout' data-gp-id='478'>おきに</span> will mean 'every opening of one second' (disregarding all of the milliseconds, this means every second).<ul class='writeup-examples--holder'><li class='writeup-example'><div class='writeup-example--japanese'>毎日（まいにち）2時間（じかん）ごとに体（からだ）<span class='gp-popout' data-gp-id='21'>を</span>動（うご）かし<span class='gp-popout' data-gp-id='765'>ている</span>。</div><div class='writeup-example--english'>I move my body every 2 hours, everyday.</div></li><li class='writeup-example'><div class='writeup-example--japanese'>毎日（まいにち）2時間（じかん）<span class='gp-popout' data-gp-id='478'>おきに</span>体（からだ）<span class='gp-popout' data-gp-id='21'>を</span>動（うご）かし<span class='gp-popout' data-gp-id='765'>ている</span>。</div><div class='writeup-example--english'>I move my body every other 2 hours, everyday.</div></li></ul></div><div class='writeup-funfact'><div class='funfact-header'>Fun Fact</div>This is a topic that native speakers frequently get wrong themselves, so don't worry if it is a bit tricky! If you are unsure about which one to use, think of 置（お）きに as 'every other' for most purposes.</div></div>

Grammar Info

置(お)きに

repeated at intervals, every other, every, at intervals of