diff --git a/ext/js/language/ja/japanese-transforms.js b/ext/js/language/ja/japanese-transforms.js
index 9220178498..2c6264ccbc 100644
--- a/ext/js/language/ja/japanese-transforms.js
+++ b/ext/js/language/ja/japanese-transforms.js
@@ -181,8 +181,8 @@ const conditions = {
         name: 'Intermediate -ku endings for adverbs',
         isDictionaryForm: false,
     },
-    'past': {
-        name: '-ta past form ending',
+    '-ta': {
+        name: '-ta form ending',
         isDictionaryForm: false,
     },
     '-n': {
@@ -1142,7 +1142,7 @@ export const japaneseTransforms = {
             '2. Indicates the completion of an action.\n' +
             '3. Indicates the confirmation of a matter.\n' +
             '4. Indicates the speaker\'s confidence that the action will definitely be fulfilled.\n' +
-            '5. Indicates the events that occur before the main clause are represented as relative past.\n' +
+            '5. Indicates the events that occur before the main clause are represented as relative -ta.\n' +
             '6. Indicates a mild imperative/command.\n' +
             'Usage: Attach た to the continuative form (renyoukei) of verbs after euphonic change form, かった to the stem of i-adjectives.',
             i18n: [
@@ -1152,27 +1152,27 @@ export const japaneseTransforms = {
                 },
             ],
             rules: [
-                suffixInflection('かった', 'い', ['past'], ['adj-i']),
-                suffixInflection('た', 'る', ['past'], ['v1']),
-                suffixInflection('いた', 'く', ['past'], ['v5']),
-                suffixInflection('いだ', 'ぐ', ['past'], ['v5']),
-                suffixInflection('した', 'す', ['past'], ['v5']),
-                suffixInflection('った', 'う', ['past'], ['v5']),
-                suffixInflection('った', 'つ', ['past'], ['v5']),
-                suffixInflection('った', 'る', ['past'], ['v5']),
-                suffixInflection('んだ', 'ぬ', ['past'], ['v5']),
-                suffixInflection('んだ', 'ぶ', ['past'], ['v5']),
-                suffixInflection('んだ', 'む', ['past'], ['v5']),
-                suffixInflection('じた', 'ずる', ['past'], ['vz']),
-                suffixInflection('した', 'する', ['past'], ['vs']),
-                suffixInflection('為た', '為る', ['past'], ['vs']),
-                suffixInflection('きた', 'くる', ['past'], ['vk']),
-                suffixInflection('来た', '来る', ['past'], ['vk']),
-                suffixInflection('來た', '來る', ['past'], ['vk']),
-                ...irregularVerbSuffixInflections('た', ['past'], ['v5']),
-                suffixInflection('ました', 'ます', ['past'], ['-masu']),
-                suffixInflection('でした', '', ['past'], ['-masen']),
-                suffixInflection('かった', '', ['past'], ['-masen', '-n']),
+                suffixInflection('かった', 'い', ['-ta'], ['adj-i']),
+                suffixInflection('た', 'る', ['-ta'], ['v1']),
+                suffixInflection('いた', 'く', ['-ta'], ['v5']),
+                suffixInflection('いだ', 'ぐ', ['-ta'], ['v5']),
+                suffixInflection('した', 'す', ['-ta'], ['v5']),
+                suffixInflection('った', 'う', ['-ta'], ['v5']),
+                suffixInflection('った', 'つ', ['-ta'], ['v5']),
+                suffixInflection('った', 'る', ['-ta'], ['v5']),
+                suffixInflection('んだ', 'ぬ', ['-ta'], ['v5']),
+                suffixInflection('んだ', 'ぶ', ['-ta'], ['v5']),
+                suffixInflection('んだ', 'む', ['-ta'], ['v5']),
+                suffixInflection('じた', 'ずる', ['-ta'], ['vz']),
+                suffixInflection('した', 'する', ['-ta'], ['vs']),
+                suffixInflection('為た', '為る', ['-ta'], ['vs']),
+                suffixInflection('きた', 'くる', ['-ta'], ['vk']),
+                suffixInflection('来た', '来る', ['-ta'], ['vk']),
+                suffixInflection('來た', '來る', ['-ta'], ['vk']),
+                ...irregularVerbSuffixInflections('た', ['-ta'], ['v5']),
+                suffixInflection('ました', 'ます', ['-ta'], ['-masu']),
+                suffixInflection('でした', '', ['-ta'], ['-masen']),
+                suffixInflection('かった', '', ['-ta'], ['-masen', '-n']),
             ],
         },
         '-masu': {
@@ -1582,8 +1582,8 @@ export const japaneseTransforms = {
                 suffixInflection('へん', 'ない', [], ['adj-i']),
                 suffixInflection('ひん', 'ない', [], ['adj-i']),
                 suffixInflection('せえへん', 'しない', [], ['adj-i']),
-                suffixInflection('へんかった', 'なかった', ['past'], ['past']),
-                suffixInflection('ひんかった', 'なかった', ['past'], ['past']),
+                suffixInflection('へんかった', 'なかった', ['-ta'], ['-ta']),
+                suffixInflection('ひんかった', 'なかった', ['-ta'], ['-ta']),
                 suffixInflection('うてへん', 'ってない', [], ['adj-i']),
             ],
         },
@@ -1626,21 +1626,21 @@ export const japaneseTransforms = {
                 },
             ],
             rules: [
-                suffixInflection('うた', 'った', ['past'], ['past']),
-                suffixInflection('おうた', 'あった', ['past'], ['past']),
-                suffixInflection('こうた', 'かった', ['past'], ['past']),
-                suffixInflection('ごうた', 'がった', ['past'], ['past']),
-                suffixInflection('そうた', 'さった', ['past'], ['past']),
-                suffixInflection('ぞうた', 'ざった', ['past'], ['past']),
-                suffixInflection('とうた', 'たった', ['past'], ['past']),
-                suffixInflection('どうた', 'だった', ['past'], ['past']),
-                suffixInflection('のうた', 'なった', ['past'], ['past']),
-                suffixInflection('ほうた', 'はった', ['past'], ['past']),
-                suffixInflection('ぼうた', 'ばった', ['past'], ['past']),
-                suffixInflection('もうた', 'まった', ['past'], ['past']),
-                suffixInflection('ろうた', 'らった', ['past'], ['past']),
-                suffixInflection('ようた', 'やった', ['past'], ['past']),
-                suffixInflection('ゆうた', 'いった', ['past'], ['past']),
+                suffixInflection('うた', 'った', ['-ta'], ['-ta']),
+                suffixInflection('おうた', 'あった', ['-ta'], ['-ta']),
+                suffixInflection('こうた', 'かった', ['-ta'], ['-ta']),
+                suffixInflection('ごうた', 'がった', ['-ta'], ['-ta']),
+                suffixInflection('そうた', 'さった', ['-ta'], ['-ta']),
+                suffixInflection('ぞうた', 'ざった', ['-ta'], ['-ta']),
+                suffixInflection('とうた', 'たった', ['-ta'], ['-ta']),
+                suffixInflection('どうた', 'だった', ['-ta'], ['-ta']),
+                suffixInflection('のうた', 'なった', ['-ta'], ['-ta']),
+                suffixInflection('ほうた', 'はった', ['-ta'], ['-ta']),
+                suffixInflection('ぼうた', 'ばった', ['-ta'], ['-ta']),
+                suffixInflection('もうた', 'まった', ['-ta'], ['-ta']),
+                suffixInflection('ろうた', 'らった', ['-ta'], ['-ta']),
+                suffixInflection('ようた', 'やった', ['-ta'], ['-ta']),
+                suffixInflection('ゆうた', 'いった', ['-ta'], ['-ta']),
             ],
         },
         'kansai-ben -tara': {
diff --git a/test/data/translator-test-results-note-data1.json b/test/data/translator-test-results-note-data1.json
index 069368cca7..b3c1407c95 100644
--- a/test/data/translator-test-results-note-data1.json
+++ b/test/data/translator-test-results-note-data1.json
@@ -31889,7 +31889,7 @@
                 },
                 {
                   "name": "kansai-ben",
-                  "description": "past form of kansai-ben terms"
+                  "description": "-ta form of kansai-ben terms"
                 }
               ]
             },
diff --git a/test/data/translator-test-results.json b/test/data/translator-test-results.json
index 0f2ab2ed0b..63e7c01e11 100644
--- a/test/data/translator-test-results.json
+++ b/test/data/translator-test-results.json
@@ -18321,7 +18321,7 @@
               },
               {
                 "name": "kansai-ben",
-                "description": "past form of kansai-ben terms"
+                "description": "-ta form of kansai-ben terms"
               }
             ]
           },
diff --git a/test/language/japanese-transforms.test.js b/test/language/japanese-transforms.test.js
index a4186f9f7a..df160965ed 100644
--- a/test/language/japanese-transforms.test.js
+++ b/test/language/japanese-transforms.test.js
@@ -16,9 +16,9 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { japaneseTransforms } from '../../ext/js/language/ja/japanese-transforms.js';
-import { LanguageTransformer } from '../../ext/js/language/language-transformer.js';
-import { testLanguageTransformer } from '../fixtures/language-transformer-test.js';
+import {japaneseTransforms} from '../../ext/js/language/ja/japanese-transforms.js';
+import {LanguageTransformer} from '../../ext/js/language/language-transformer.js';
+import {testLanguageTransformer} from '../fixtures/language-transformer-test.js';
 
 /* eslint-disable @stylistic/no-multi-spaces */
 const tests = [
@@ -1491,7 +1491,7 @@ const tests = [
         ],
     },
     {
-        category: 'past form of kansai-ben terms',
+        category: '-ta form of kansai-ben terms',
         valid: true,
         tests: [
             {term: '買う', source: '買うた', rule: null, reasons: ['-ta', 'kansai-ben -ta']},