| Subject | English | Japanese |
| gen. | n uk assassin bug | 刺亀虫 (any insect of family Reduviidae) |
| gen. | n uk assassin bug | 刺椿象 (any insect of family Reduviidae) |
| gen. | n bed bug | 床虱 (Cimex lectularius) |
| gen. | n bed bug | 南京虫 (Cimex lectularius) |
| comp., MS | bug allotment | バグ割り当て (A chunk of development time allocated to fix bugs. An allotment is created by leaving slack in the iteration plan) |
| gen. | n bug bite | 虫刺され |
| gen. | n bug catching | 虫とり |
| gen. | n bug catching | 虫取り |
| comp., MS | bug convergence | バグ収束 (The point at which the rate of fixed bugs exceeds the rate of found bugs. Bug convergence is a visible indication that the team is making progress against the active bug count. It is a sign that the project end is within reach) |
| comp. | n bug fix | バグ・フィックス |
| comp. | n bug fix | バグフィックス |
| gen. | n bug list | バグ・リスト |
| gen. | n bug list | バグリスト |
| gen. | n bug repellent | 駆虫剤 |
| comp., MS | bug report | バグ報告 (A report documenting an error in coding or logic that causes a program to malfunction or to produce incorrect results) |
| gen. | n bug report | バグ・レポート |
| gen. | n bug report | バグレポート |
| gen. | bug thought to cause children's diseases | 癇の虫 ik |
| gen. | bug thought to cause children's diseases | かんの虫 |
| gen. | bug thought to cause children's diseases | 疳の虫 |
| gen. | n uk common pill bug | 陸団子虫 (Armadillidium vulgare) |
| gen. | n electric bug killer | 電撃殺虫器 |
| gen. | exp even a tiny bug will defend itself | 一寸の虫にも五分の魂 |
| gen. | n fart bug | へこき蟲 |
| gen. | n fart bug | へこき虫 |
| gen. | n fart bug | 屁放き虫 |
| gen. | n flower bug | 花亀虫 |
| proverb | kill a small bug and help a large one | 小の虫を殺して大の虫を助ける |
| proverb | kill a small bug and save a large one | 小の虫を殺して大の虫を生かす |
| inf. | n kotatsu bug | 炬燵虫 pun on かたつむり |
| inf. | n kotatsu bug | こたつ虫 |
| gen. | n uk lace bug | 軍配虫 (any insect of family Tingidae) |
| proverb | exp let a large bug live and kill a small one | 大の虫を生かして小の虫を殺せ |
| proverb | let a large bug live and kill a small one | 大の虫を生かして小の虫を殺す |
| gen. | n uk lightning bug | 螢 oK |
| gen. | n uk lightning bug | 蛍 ichi1 news2 nf26 |
| gen. | n uk pill bug | 団子虫 |
| gen. | n uk shield bug | 椿象 |
| gen. | n uk shield bug | 龜虫 oK |
| gen. | shield bug | 臭亀 |
| gen. | shield bug | 草亀 |
| gen. | n uk shield bug | 亀虫 |
| gen. | n uk shield bug | カメ虫 |
| gen. | n shutter bug | 写真愛好家 |
| gen. | n uk sow bug | 団子虫 |
| gen. | n uk stink bug | 龜虫 oK |
| gen. | stink bug | 屁っ放り虫 |
| gen. | stink bug | 臭亀 |
| gen. | stink bug | 草亀 |
| gen. | stink bug | 放屁虫 |
| gen. | n uk stink bug | 亀虫 |
| gen. | n uk stink bug | 椿象 |
| gen. | n uk stink bug | カメ虫 |
| titles | The Gold-Bug | 黄金虫 (short story by Edgar Allan Poe, 1843) |
| gen. | type of bug | 羽衣 news2 nf28 spec2 |
| gen. | n Y2K bug | ２０００年問題 |
| comp., MS | zero bug bounce | ゼロ バグ バウンス (" The first point in time after a milestone (typically code complete) that there are no active bugs accepted by the triage meetings that are older a specified amount of time (typically between 3 hours and 3 days). It is referred to as bounce because bugs checked in can cause regressions and these regressions can cause the number of bugs to "bounce" back up from zero.") |
| comp., MS | zero bug release | ゼロ バグ リリース (The first release to testing after all active bugs have been resolved) |