1. Kuon no Kizuna -The Origin- 久遠の絆 -THE ORIGIN-  Xuse
This is the fully-voiced remake of FOG/XUSE’s 1998 title of the same name. It adds a new scenario and also additional events for existing routes. With the arrival of new transfer student Mayou, Takeru is caught up in bizarre incidents and has unexplainable nightmares. He hasn’t realized yet that it is related to his destiny from thousands of years ago, in the Heian Era.
2. Shinkyoku Soukai Polyphonica Plus 神曲奏界ポリフォニカ プラス  Ocelot
This episode, “Farewell Song’, details a spirit beauty pageant where the grand prize is the one-man orchestra of Corticarte’s previous contractor, Kuchiba: ‘Ibara-hime’. Corticarte, Eufinley and other spirits join in the battle for the vintage instrument, as the shrouded past of Kuchiba is gradually revealed.
It's the third part in the series of scarlet Polyphonica, so only for fans.
Hitori is in the doctor’s office after fainting, there are many people crowded around and asking the doctor questions like “What disease does he have? Leukemia? Cancer?!”. But it’s not any of these…
The story starts 2 months ago, when Hitori starts the new term at school – he’s smart and athletic but he has no friends and he often worries whether or not he will graduate from school with any friends. One day, his father phones him and says that he has found some wife candidates for him. Hitori is really happy as he realises that he will actually have some friends, so he goes to meet them and sees 5 cute girls (including his childhood friend) standing before him embarrassed. However, only one girl can be his bride…What will happen to Hitori now?!
Your worst guesses are right. Zero scenario value and H focus awaits Hitori.
4. Oiran Rouge オイランルージュ  Liar-soft
After his father’s sudden death, Kamon was forced to take over the family brothel Takaseya in the red light district of Yoshiwara in Edo. However, the debt collectors soon found out that the business had been passed on to someone who was inexperienced and came to take everything away. With the intervention of the local boss, he was able to keep the building which was now low on reputation, one lone tayuu Hisasa and several lower-grade courtesans, a handful of money and a girl that his father had picked up from somewhere, Amane. He decides to work hard to become one of the top tourist destinations in town.
5. Nichijou: Uchuujin 日常（宇宙人）  Vridge Inc.
A visual novel inspired by the hit anime and manga franchise. Through map movement, the player encounters several situations and minigames and depending on their performance, the player will be able to see voiced scenes and gags.
High-spirited Tane, bitter smiling Eika, cold gazing Ryou and new resident Tsumugu. How did Chouji’s normal life suddenly become like the Palace of Versailles? The story is constructed like a slice-of-life light novel, albeit with lots of ichaicha since there’s four heroines who are already at max affection with him.
There are English reviews.
Onii-chan lives with his 5 younger sisters. Yuzuna, Koume, Karin, Maika, and Mikan. He loves his wonderfully cute younger sisters and enjoys the life he shares with them every day. Unfortunately for their happy home life their parents call from outside the country and ask to live as a family together again.
Since Onii-chan is busy with school they decide to take all his sisters away! It's too much for him to bear so their parents agree to let one sister remain behind with Onii-chan.
Who will Onii-chan choose?
There is an English impression.
When he was a child, Yuuma received a special power from the “translucent magician”, Shinku. Just by touching someone with his hand, he is able to cure all of their wounds in return for some of his memories. In the furthestmost port town of Kazatsugahama, there is a link to a another world hidden in the basement of the Arashiyama-sou dormitory. Within this world he lives his life like a dream. One night while the full moon shone brightly, a girl descended from the sky. “Mister magician, please save me.”
There are English reviews.
Ryokufuuin Gakuen is a world-famous school for the rich. Satoshi attends this school even though his family is poor. He had gained entrance to this prestigious school via scholarship after working hard, often placing first in the national exams. He looked up to his late father who worked as a doctor in a small town, and wants to become a doctor to help his ailing mother. His fellow students don’t know about his financial situation. One day, the top celeb of the school, Kana, told him that he will be the lead for this year’s school festival, Ryokufuusai.
There are English reviews
Burdened by the incredible debt his father left behind, Okonogi Masaya is now destitute and alone. However, through a strange collection of events, he finds himself living at the prestigious Vincennes Academy, an all-girls charm school! His purpose is to mingle amongst the Filles De La Vincennes ("Maidens of Vincennes") as the single male "sample" to promote gender integration. How will these young, innocent, and otherwise pure maidens react to his presence?!
And just like that, his life at an all-girls school began...
Game is localized and has English reviews.
11. Shikigami シキガミ  Akabei Soft2 TRY
In the capital during the Heian era, there was a onmyouji named Douman who doesn’t fare too well in his studies. However, the talented noblewoman Michinaga told him that everyone is unique and he should be himself. Because of this, he continued to study hard and vowed to protect her. The most powerful onmyouji Senmei told him that he is useless and is just a burden to everyone else in the world, and end up taking Michinaga away from him. He devised a stupid plan to oppose her, but how can the weakest guy like him defeat a genius like her? On top of that, suspected of planning an assassination against Michinaga, he was driven from the city. Now alone except for with Michinaga’s cousin Akimitsu, who is just as dumb as he is, how will he be able to gain revenge against Senmei?
This is an SLG using actual figures such as the protagonist Ashiya Douman and Abeno Senmei (although now female). Of course the setting is a bit different being in a girl’s school, and there’s robots and stuff as well. During the ADV parts, you can sneak in as a girl to gain intelligence, or go and equip yourself for the battles during the SLG part. A jankenpon system similar to Koihime is used although onmyouji attacks trump all 3 types (infantry, spearmen and archers). There are light and dark elements which also modify damage, and there are area elements as well.
12. Sis Koi ~Shisukoi~ 妹恋～しすこい～  Etoiles
Yuuichi has twin little sisters, energetic Miyu and tsundere Yui. They keep appealing to him at home and at school, but he doesn’t see them as more than his little sisters. One day, he peeked at Honoka changing in the literary club room and somehow it ended with Miyu and Yui joining the club as well. Then his father called him suddenly and revealed that one of the twins was not blood-related to him! Suddenly, he saw them as girls instead of imoutos. How will he be able to withstand their advances?
Over the course of history, there had been many prophets who predicted that the end of the world was near, but they were all just imposters. However, it really came true and people were at their wit’s end. Just like no one believed that the end of the world is near, the God that not many people believed in saved the world. It is in Saint Solyluna Academy that μ (Mu) is chosen – the only one that sits in the empty seat next to God and asks for salvation for mankind.
There are English reviews
Hime continues his battle with Dail Grande. Note watches him fight even though the difference in power is obvious and feels the faint hope to oppose the dark power residing in her body. She decides to tell him about the secret behind her birth. At the same time, Trinity is suddenly thrusted into chaos with the appearance of a bounty hunter Gen, who easily repels off the attacks of Vell and Note, the two strongest students.
There is an English review
15. Toki o Kanaderu Waltz 時を奏でる円舞曲  Debo no Su Seisakusho
This is the sequel to Debonosu’s dragon-raising RPG Sora o Aogite Kumo Takaku. A few years later, Adonis and a young Mint set out on a journey. Along the way, they met the missing dragon girl Thuya and were relieved to see her again. She had not been able to find a partner and made a contract with Adonis to accompany them on their journey. One day, they came upon an old dragon who knelt in front of Thuya and said he had been looking for her. He brought them to the beautiful water city of Alfheim where the princess and Thuya’s twin sister, Salene, wanted to pass on the throne to Thuya. However, Thuya doesn’t remember anything from her childhood and declined the position. Not giving up, Salene decided to join them in the hopes of helping her older sister regain her memories.
16. Yamiiro no Snow Drops 闇色のスノードロップス  Iris
Preparing for the university entrance exams for the third time, Takashi lives an unemployed life without any goals. But one day, he gets a call from his aunt Tsubaki, inviting him to come to the countryside to help out with the newspaper stand until the exam time. He reunites with his cousin and osananajimi and feels like he is part of their family, but he is gradually drawn in to the darkness that surrounds them.
There are both pure love and humiliation routes, so it's irrecoverably into nukige league for me.