released on November 25, 2015.
| Shekarashika! (Type A) Catalog: UPCH-89247 | 1. | Shekarashika! (しぇからしか!) | 4:10 | 2. | Tasogare no Tandem (黄昏のタンデム) | 4:10 | 3. | Buddy | 4:47 | 4. | Shekarashika! (instrumental) (しぇからしか! [instrumental]) | 4:10 | 5. | Tasogare no Tandem (instrumental) (黄昏のタンデム [instrumental]) | 4:10 | 6. | Buddy (instrumental) (Buddy [instrumental]) | 4:49 |
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| Shekarashika! (Type B) Catalog: UPCH-89248 | 1. | Shekarashika! (しぇからしか!) | 4:10 | 2. | Tasogare no Tandem (黄昏のタンデム) | 4:10 | 3. | Yumemiru Team K4 (夢見るチームKIV) | 3:41 | 4. | Shekarashika! (instrumental) (しぇからしか! [instrumental]) | 4:10 | 5. | Tasogare no Tandem (instrumental) (黄昏のタンデム [instrumental]) | 4:10 | 6. | Yumemiru Team K4 (instrumental) (夢見るチーム Kiv [instrumental]) | 3:41 |
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| Shekarashika! (Type C) Catalog: UPCH-89249 | 1. | Shekarashika! (しぇからしか!) | 4:10 | 2. | Tasogare no Tandem (黄昏のタンデム) | 4:10 | 3. | Ijiwaru Chuu (いじわるチュー) | 3:49 | 4. | Shekarashika! (instrumental) (しぇからしか! [instrumental]) | 4:10 | 5. | Tasogare no Tandem (instrumental) (黄昏のタンデム [instrumental]) | 4:10 | 6. | Ijiwaru Chuu (instrumental) (いじわるチュー [instrumental]) | 3:49 |
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